18972666

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{7583}}^1$

素因数の和:7730

約数の個数: 24

約数和(自身を含む): 41408640

約数和(自身を除く): 22435974

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 7583, 15166, 22749, 45498, 68247, 136494, 1054037, 2108074, 3162111, 6324222, 9486333, 18972666]

約数ペア:

[(1, 18972666), (2, 9486333), (3, 6324222), (6, 3162111), (9, 2108074), (18, 1054037), (139, 136494), (278, 68247), (417, 45498), (834, 22749), (1251, 15166), (2502, 7583)]