20215575401

素因数分解:

$7^1\times {\mathrm{173}}^1\times {\mathrm{3527}}^1\times {\mathrm{4733}}^1$

素因数の和:8440

約数の個数: 16

約数和(自身を含む): 23248560384

約数和(自身を除く): 3032984983

約数列:

[1, 7, 173, 1211, 3527, 4733, 24689, 33131, 610171, 818809, 4271197, 5731663, 16693291, 116853037, 2887939343, 20215575401]

約数ペア:

[(1, 20215575401), (7, 2887939343), (173, 116853037), (1211, 16693291), (3527, 5731663), (4733, 4271197), (24689, 818809), (33131, 610171)]