20161377712

素因数分解:

$2^4\times 7^2\times {\mathrm{109}}^1\times {\mathrm{235927}}^1$

素因数の和:236058

約数の個数: 60

約数和(自身を含む): 45857325360

約数和(自身を除く): 25695947648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 109, 112, 196, 218, 392, 436, 763, 784, 872, 1526, 1744, 3052, 5341, 6104, 10682, 12208, 21364, 42728, 85456, 235927, 471854, 943708, 1651489, 1887416, 3302978, 3774832, 6605956, 11560423, 13211912, 23120846, 25716043, 26423824, 46241692, 51432086, 92483384, 102864172, 180012301, 184966768, 205728344, 360024602, 411456688, 720049204, 1260086107, 1440098408, 2520172214, 2880196816, 5040344428, 10080688856, 20161377712]

約数ペア:

[(1, 20161377712), (2, 10080688856), (4, 5040344428), (7, 2880196816), (8, 2520172214), (14, 1440098408), (16, 1260086107), (28, 720049204), (49, 411456688), (56, 360024602), (98, 205728344), (109, 184966768), (112, 180012301), (196, 102864172), (218, 92483384), (392, 51432086), (436, 46241692), (763, 26423824), (784, 25716043), (872, 23120846), (1526, 13211912), (1744, 11560423), (3052, 6605956), (5341, 3774832), (6104, 3302978), (10682, 1887416), (12208, 1651489), (21364, 943708), (42728, 471854), (85456, 235927)]