20512506568

素因数分解:

$2^3\times {\mathrm{17519}}^1\times {\mathrm{146359}}^1$

素因数の和:163884

約数の個数: 16

約数和(自身を含む): 38463408000

約数和(自身を除く): 17950901432

約数列:

[1, 2, 4, 8, 17519, 35038, 70076, 140152, 146359, 292718, 585436, 1170872, 2564063321, 5128126642, 10256253284, 20512506568]

約数ペア:

[(1, 20512506568), (2, 10256253284), (4, 5128126642), (8, 2564063321), (17519, 1170872), (35038, 585436), (70076, 292718), (140152, 146359)]