20020432816

素因数分解:

$2^4\times {\mathrm{1039}}^1\times {\mathrm{1204309}}^1$

素因数の和:1205356

約数の個数: 20

約数和(自身を含む): 38826954400

約数和(自身を除く): 18806521584

約数列:

[1, 2, 4, 8, 16, 1039, 2078, 4156, 8312, 16624, 1204309, 2408618, 4817236, 9634472, 19268944, 1251277051, 2502554102, 5005108204, 10010216408, 20020432816]

約数ペア:

[(1, 20020432816), (2, 10010216408), (4, 5005108204), (8, 2502554102), (16, 1251277051), (1039, 19268944), (2078, 9634472), (4156, 4817236), (8312, 2408618), (16624, 1204309)]