Douglas E. Iannucci

According to our database, Douglas E. Iannucci authored at least 7 papers between 1999 and 2021.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2021

Game values of arithmetic functions.

Douglas E. Iannucci, Urban Larsson

CoRR, 2021

2018

When the Small Divisors of a Natural Number Are in Arithmetic Progression.

Douglas E. Iannucci

Integers, 2018

2017

On the Equation σ(n) = n + φ(n).

Douglas E. Iannucci

J. Integer Seq., 2017

2003

On the total number of prime factors of an odd perfect number.

Douglas E. Iannucci, Ronald M. Sorli

Math. Comput., 2003

2002

Triperfect Numbers: 10800.

Douglas E. Iannucci, Kee-Wai Lau

Am. Math. Mon., 2002

2000

The third largest prime divisor of an odd perfect number exceeds one hundred.

Douglas E. Iannucci

Math. Comput., 2000

1999

The second largest prime divisor of an odd perfect number exceeds ten thousand.

Douglas E. Iannucci

Math. Comput., 1999