18529804

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{10457}}^1$

素因数の和:10904

約数の個数: 12

約数和(自身を含む): 32503464

約数和(自身を除く): 13973660

約数列:

[1, 2, 4, 443, 886, 1772, 10457, 20914, 41828, 4632451, 9264902, 18529804]

約数ペア:

[(1, 18529804), (2, 9264902), (4, 4632451), (443, 41828), (886, 20914), (1772, 10457)]