18910116

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{3779}}^1$

素因数の和:3928

約数の個数: 36

約数和(自身を含む): 48157200

約数和(自身を除く): 29247084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 3779, 5004, 7558, 11337, 15116, 22674, 34011, 45348, 68022, 136044, 525281, 1050562, 1575843, 2101124, 3151686, 4727529, 6303372, 9455058, 18910116]

約数ペア:

[(1, 18910116), (2, 9455058), (3, 6303372), (4, 4727529), (6, 3151686), (9, 2101124), (12, 1575843), (18, 1050562), (36, 525281), (139, 136044), (278, 68022), (417, 45348), (556, 34011), (834, 22674), (1251, 15116), (1668, 11337), (2502, 7558), (3779, 5004)]