20504584

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{150769}}^1$

素因数の和:150792

約数の個数: 16

約数和(自身を含む): 40707900

約数和(自身を除く): 20203316

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 150769, 301538, 603076, 1206152, 2563073, 5126146, 10252292, 20504584]

約数ペア:

[(1, 20504584), (2, 10252292), (4, 5126146), (8, 2563073), (17, 1206152), (34, 603076), (68, 301538), (136, 150769)]