20174780521

素因数分解:

$7^1\times {\mathrm{389}}^1\times {\mathrm{1747}}^1\times {\mathrm{4241}}^1$

素因数の和:6384

約数の個数: 16

約数和(自身を含む): 23134849920

約数和(自身を除く): 2960069399

約数列:

[1, 7, 389, 1747, 2723, 4241, 12229, 29687, 679583, 1649749, 4757081, 7409027, 11548243, 51863189, 2882111503, 20174780521]

約数ペア:

[(1, 20174780521), (7, 2882111503), (389, 51863189), (1747, 11548243), (2723, 7409027), (4241, 4757081), (12229, 1649749), (29687, 679583)]