1640226008

素因数分解:

$2^3\times {\mathrm{1063}}^1\times {\mathrm{192877}}^1$

素因数の和:193946

約数の個数: 16

約数和(自身を含む): 3078332880

約数和(自身を除く): 1438106872

約数列:

[1, 2, 4, 8, 1063, 2126, 4252, 8504, 192877, 385754, 771508, 1543016, 205028251, 410056502, 820113004, 1640226008]

約数ペア:

[(1, 1640226008), (2, 820113004), (4, 410056502), (8, 205028251), (1063, 1543016), (2126, 771508), (4252, 385754), (8504, 192877)]