20645246

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{3583}}^1$

素因数の和:3695

約数の個数: 16

約数和(自身を含む): 32169984

約数和(自身を除く): 11524738

約数列:

[1, 2, 43, 67, 86, 134, 2881, 3583, 5762, 7166, 154069, 240061, 308138, 480122, 10322623, 20645246]

約数ペア:

[(1, 20645246), (2, 10322623), (43, 480122), (67, 308138), (86, 240061), (134, 154069), (2881, 7166), (3583, 5762)]