51148386

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{20443}}^1$

素因数の和:20590

約数の個数: 24

約数和(自身を含む): 111624240

約数和(自身を除く): 60475854

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 20443, 40886, 61329, 122658, 183987, 367974, 2841577, 5683154, 8524731, 17049462, 25574193, 51148386]

約数ペア:

[(1, 51148386), (2, 25574193), (3, 17049462), (6, 8524731), (9, 5683154), (18, 2841577), (139, 367974), (278, 183987), (417, 122658), (834, 61329), (1251, 40886), (2502, 20443)]