389640956

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{20899}}^1$

素因数の和:21041

約数の個数: 24

約数和(自身を含む): 702240000

約数和(自身を除く): 312599044

約数列:

[1, 2, 4, 59, 79, 118, 158, 236, 316, 4661, 9322, 18644, 20899, 41798, 83596, 1233041, 1651021, 2466082, 3302042, 4932164, 6604084, 97410239, 194820478, 389640956]

約数ペア:

[(1, 389640956), (2, 194820478), (4, 97410239), (59, 6604084), (79, 4932164), (118, 3302042), (158, 2466082), (236, 1651021), (316, 1233041), (4661, 83596), (9322, 41798), (18644, 20899)]