2017565516

素因数分解:

$2^2\times {\mathrm{79}}^2\times {\mathrm{80819}}^1$

素因数の和:80981

約数の個数: 18

約数和(自身を含む): 3576042540

約数和(自身を除く): 1558477024

約数列:

[1, 2, 4, 79, 158, 316, 6241, 12482, 24964, 80819, 161638, 323276, 6384701, 12769402, 25538804, 504391379, 1008782758, 2017565516]

約数ペア:

[(1, 2017565516), (2, 1008782758), (4, 504391379), (79, 25538804), (158, 12769402), (316, 6384701), (6241, 323276), (12482, 161638), (24964, 80819)]