18820044

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{3761}}^1$

素因数の和:3910

約数の個数: 36

約数和(自身を含む): 47927880

約数和(自身を除く): 29107836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 3761, 5004, 7522, 11283, 15044, 22566, 33849, 45132, 67698, 135396, 522779, 1045558, 1568337, 2091116, 3136674, 4705011, 6273348, 9410022, 18820044]

約数ペア:

[(1, 18820044), (2, 9410022), (3, 6273348), (4, 4705011), (6, 3136674), (9, 2091116), (12, 1568337), (18, 1045558), (36, 522779), (139, 135396), (278, 67698), (417, 45132), (556, 33849), (834, 22566), (1251, 15044), (1668, 11283), (2502, 7522), (3761, 5004)]