20228872

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{18457}}^1$

素因数の和:18600

約数の個数: 16

約数和(自身を含む): 38208060

約数和(自身を除く): 17979188

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 18457, 36914, 73828, 147656, 2528609, 5057218, 10114436, 20228872]

約数ペア:

[(1, 20228872), (2, 10114436), (4, 5057218), (8, 2528609), (137, 147656), (274, 73828), (548, 36914), (1096, 18457)]