20442668

素因数分解:

$2^2\times {\mathrm{1031}}^1\times {\mathrm{4957}}^1$

素因数の和:5992

約数の個数: 12

約数和(自身を含む): 35816592

約数和(自身を除く): 15373924

約数列:

[1, 2, 4, 1031, 2062, 4124, 4957, 9914, 19828, 5110667, 10221334, 20442668]

約数ペア:

[(1, 20442668), (2, 10221334), (4, 5110667), (1031, 19828), (2062, 9914), (4124, 4957)]