18129212

素因数分解:

$2^2\times {\mathrm{977}}^1\times {\mathrm{4639}}^1$

素因数の和:5620

約数の個数: 12

約数和(自身を含む): 31765440

約数和(自身を除く): 13636228

約数列:

[1, 2, 4, 977, 1954, 3908, 4639, 9278, 18556, 4532303, 9064606, 18129212]

約数ペア:

[(1, 18129212), (2, 9064606), (4, 4532303), (977, 18556), (1954, 9278), (3908, 4639)]