17971828

素因数分解:

$2^2\times 7^3\times {\mathrm{13099}}^1$

素因数の和:13124

約数の個数: 24

約数和(自身を含む): 36680000

約数和(自身を除く): 18708172

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 13099, 26198, 52396, 91693, 183386, 366772, 641851, 1283702, 2567404, 4492957, 8985914, 17971828]

約数ペア:

[(1, 17971828), (2, 8985914), (4, 4492957), (7, 2567404), (14, 1283702), (28, 641851), (49, 366772), (98, 183386), (196, 91693), (343, 52396), (686, 26198), (1372, 13099)]