20733608

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 48729600

約数和(自身を除く): 27995992

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 68, 116, 119, 136, 203, 232, 238, 406, 476, 493, 751, 812, 952, 986, 1502, 1624, 1972, 3004, 3451, 3944, 5257, 6008, 6902, 10514, 12767, 13804, 21028, 21779, 25534, 27608, 42056, 43558, 51068, 87116, 89369, 102136, 152453, 174232, 178738, 304906, 357476, 370243, 609812, 714952, 740486, 1219624, 1480972, 2591701, 2961944, 5183402, 10366804, 20733608]

約数ペア:

[(1, 20733608), (2, 10366804), (4, 5183402), (7, 2961944), (8, 2591701), (14, 1480972), (17, 1219624), (28, 740486), (29, 714952), (34, 609812), (56, 370243), (58, 357476), (68, 304906), (116, 178738), (119, 174232), (136, 152453), (203, 102136), (232, 89369), (238, 87116), (406, 51068), (476, 43558), (493, 42056), (751, 27608), (812, 25534), (952, 21779), (986, 21028), (1502, 13804), (1624, 12767), (1972, 10514), (3004, 6902), (3451, 6008), (3944, 5257)]