19780662

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2801}}^1$

素因数の和:2924

約数の個数: 32

約数和(自身を含む): 43576704

約数和(自身を除く): 23796042

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 214, 321, 642, 1177, 2354, 2801, 3531, 5602, 7062, 8403, 16806, 30811, 61622, 92433, 184866, 299707, 599414, 899121, 1798242, 3296777, 6593554, 9890331, 19780662]

約数ペア:

[(1, 19780662), (2, 9890331), (3, 6593554), (6, 3296777), (11, 1798242), (22, 899121), (33, 599414), (66, 299707), (107, 184866), (214, 92433), (321, 61622), (642, 30811), (1177, 16806), (2354, 8403), (2801, 7062), (3531, 5602)]