18609876

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{3719}}^1$

素因数の和:3868

約数の個数: 36

約数和(自身を含む): 47392800

約数和(自身を除く): 28782924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 3719, 5004, 7438, 11157, 14876, 22314, 33471, 44628, 66942, 133884, 516941, 1033882, 1550823, 2067764, 3101646, 4652469, 6203292, 9304938, 18609876]

約数ペア:

[(1, 18609876), (2, 9304938), (3, 6203292), (4, 4652469), (6, 3101646), (9, 2067764), (12, 1550823), (18, 1033882), (36, 516941), (139, 133884), (278, 66942), (417, 44628), (556, 33471), (834, 22314), (1251, 14876), (1668, 11157), (2502, 7438), (3719, 5004)]