25724816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{123677}}^1$

素因数の和:123698

約数の個数: 20

約数和(自身を含む): 53676252

約数和(自身を除く): 27951436

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 123677, 247354, 494708, 989416, 1607801, 1978832, 3215602, 6431204, 12862408, 25724816]

約数ペア:

[(1, 25724816), (2, 12862408), (4, 6431204), (8, 3215602), (13, 1978832), (16, 1607801), (26, 989416), (52, 494708), (104, 247354), (208, 123677)]