12982918

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 24

約数和(自身を含む): 21424176

約数和(自身を除く): 8441258

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 541, 923, 1082, 1846, 7033, 11999, 14066, 23998, 38411, 76822, 91429, 182858, 499343, 998686, 6491459, 12982918]

約数ペア:

[(1, 12982918), (2, 6491459), (13, 998686), (26, 499343), (71, 182858), (142, 91429), (169, 76822), (338, 38411), (541, 23998), (923, 14066), (1082, 11999), (1846, 7033)]