20575610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11003}}^1$

素因数の和:11038

約数の個数: 32

約数和(自身を含む): 42783552

約数和(自身を除く): 22207942

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 11003, 22006, 55015, 110030, 121033, 187051, 242066, 374102, 605165, 935255, 1210330, 1870510, 2057561, 4115122, 10287805, 20575610]

約数ペア:

[(1, 20575610), (2, 10287805), (5, 4115122), (10, 2057561), (11, 1870510), (17, 1210330), (22, 935255), (34, 605165), (55, 374102), (85, 242066), (110, 187051), (170, 121033), (187, 110030), (374, 55015), (935, 22006), (1870, 11003)]