20618246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 36974880

約数和(自身を除く): 16356634

約数列:

[1, 2, 11, 17, 22, 29, 34, 58, 187, 319, 374, 493, 638, 986, 1901, 3802, 5423, 10846, 20911, 32317, 41822, 55129, 64634, 110258, 355487, 606419, 710974, 937193, 1212838, 1874386, 10309123, 20618246]

約数ペア:

[(1, 20618246), (2, 10309123), (11, 1874386), (17, 1212838), (22, 937193), (29, 710974), (34, 606419), (58, 355487), (187, 110258), (319, 64634), (374, 55129), (493, 41822), (638, 32317), (986, 20911), (1901, 10846), (3802, 5423)]