18637474

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 30792960

約数和(自身を除く): 12155486

約数列:

[1, 2, 17, 34, 47, 94, 107, 109, 214, 218, 799, 1598, 1819, 1853, 3638, 3706, 5029, 5123, 10058, 10246, 11663, 23326, 85493, 87091, 170986, 174182, 198271, 396542, 548161, 1096322, 9318737, 18637474]

約数ペア:

[(1, 18637474), (2, 9318737), (17, 1096322), (34, 548161), (47, 396542), (94, 198271), (107, 174182), (109, 170986), (214, 87091), (218, 85493), (799, 23326), (1598, 11663), (1819, 10246), (1853, 10058), (3638, 5123), (3706, 5029)]