20210938682

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{3571}}^1$

素因数の和:4047

約数の個数: 64

約数和(自身を含む): 36062340480

約数和(自身を除く): 15851401798

約数列:

[1, 2, 11, 17, 22, 34, 37, 74, 187, 374, 407, 409, 629, 814, 818, 1258, 3571, 4499, 6919, 6953, 7142, 8998, 13838, 13906, 15133, 30266, 39281, 60707, 76483, 78562, 121414, 132127, 152966, 166463, 257261, 264254, 332926, 514522, 667777, 1335554, 1453397, 1460539, 2246159, 2829871, 2906794, 2921078, 4492318, 5659742, 16065929, 24707749, 24829163, 32131858, 49415498, 49658326, 54039943, 108079886, 273120793, 546241586, 594439373, 918679031, 1188878746, 1837358062, 10105469341, 20210938682]

約数ペア:

[(1, 20210938682), (2, 10105469341), (11, 1837358062), (17, 1188878746), (22, 918679031), (34, 594439373), (37, 546241586), (74, 273120793), (187, 108079886), (374, 54039943), (407, 49658326), (409, 49415498), (629, 32131858), (814, 24829163), (818, 24707749), (1258, 16065929), (3571, 5659742), (4499, 4492318), (6919, 2921078), (6953, 2906794), (7142, 2829871), (8998, 2246159), (13838, 1460539), (13906, 1453397), (15133, 1335554), (30266, 667777), (39281, 514522), (60707, 332926), (76483, 264254), (78562, 257261), (121414, 166463), (132127, 152966)]