397192912

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{605477}}^1$

素因数の和:605526

約数の個数: 20

約数和(自身を含む): 788332356

約数和(自身を除く): 391139444

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 605477, 1210954, 2421908, 4843816, 9687632, 24824557, 49649114, 99298228, 198596456, 397192912]

約数ペア:

[(1, 397192912), (2, 198596456), (4, 99298228), (8, 49649114), (16, 24824557), (41, 9687632), (82, 4843816), (164, 2421908), (328, 1210954), (656, 605477)]