328676816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1580177}}^1$

素因数の和:1580198

約数の個数: 20

約数和(自身を含む): 685797252

約数和(自身を除く): 357120436

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1580177, 3160354, 6320708, 12641416, 20542301, 25282832, 41084602, 82169204, 164338408, 328676816]

約数ペア:

[(1, 328676816), (2, 164338408), (4, 82169204), (8, 41084602), (13, 25282832), (16, 20542301), (26, 12641416), (52, 6320708), (104, 3160354), (208, 1580177)]