20179384

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{58661}}^1$

素因数の和:58710

約数の個数: 16

約数和(自身を含む): 38716920

約数和(自身を除く): 18537536

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 58661, 117322, 234644, 469288, 2522423, 5044846, 10089692, 20179384]

約数ペア:

[(1, 20179384), (2, 10089692), (4, 5044846), (8, 2522423), (43, 469288), (86, 234644), (172, 117322), (344, 58661)]