20187020432

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30772897}}^1$

素因数の和:30772946

約数の個数: 20

約数和(自身を含む): 40066313196

約数和(自身を除く): 19879292764

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30772897, 61545794, 123091588, 246183176, 492366352, 1261688777, 2523377554, 5046755108, 10093510216, 20187020432]

約数ペア:

[(1, 20187020432), (2, 10093510216), (4, 5046755108), (8, 2523377554), (16, 1261688777), (41, 492366352), (82, 246183176), (164, 123091588), (328, 61545794), (656, 30772897)]