20117548816

素因数分解:

$2^4\times {\mathrm{61057}}^1\times {\mathrm{20593}}^1$

素因数の和:81658

約数の個数: 20

約数和(自身を含む): 38980282012

約数和(自身を除く): 18862733196

約数列:

[1, 2, 4, 8, 16, 20593, 41186, 61057, 82372, 122114, 164744, 244228, 329488, 488456, 976912, 1257346801, 2514693602, 5029387204, 10058774408, 20117548816]

約数ペア:

[(1, 20117548816), (2, 10058774408), (4, 5029387204), (8, 2514693602), (16, 1257346801), (20593, 976912), (41186, 488456), (61057, 329488), (82372, 244228), (122114, 164744)]