201817828

素因数分解:

$2^2\times {\mathrm{2221}}^1\times {\mathrm{22717}}^1$

素因数の和:24942

約数の個数: 12

約数和(自身を含む): 353355772

約数和(自身を除く): 151537944

約数列:

[1, 2, 4, 2221, 4442, 8884, 22717, 45434, 90868, 50454457, 100908914, 201817828]

約数ペア:

[(1, 201817828), (2, 100908914), (4, 50454457), (2221, 90868), (4442, 45434), (8884, 22717)]