19850696

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{643}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 39644640

約数和(自身を除く): 19793944

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 227, 454, 643, 908, 1286, 1816, 2572, 3859, 5144, 7718, 10931, 15436, 21862, 30872, 43724, 87448, 145961, 291922, 583844, 1167688, 2481337, 4962674, 9925348, 19850696]

約数ペア:

[(1, 19850696), (2, 9925348), (4, 4962674), (8, 2481337), (17, 1167688), (34, 583844), (68, 291922), (136, 145961), (227, 87448), (454, 43724), (643, 30872), (908, 21862), (1286, 15436), (1816, 10931), (2572, 7718), (3859, 5144)]