20138180870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{614531}}^1$

素因数の和:614680

約数の個数: 32

約数和(自身を含む): 37830589920

約数和(自身を除く): 17692409050

約数列:

[1, 2, 5, 10, 29, 58, 113, 145, 226, 290, 565, 1130, 3277, 6554, 16385, 32770, 614531, 1229062, 3072655, 6145310, 17821399, 35642798, 69442003, 89106995, 138884006, 178213990, 347210015, 694420030, 2013818087, 4027636174, 10069090435, 20138180870]

約数ペア:

[(1, 20138180870), (2, 10069090435), (5, 4027636174), (10, 2013818087), (29, 694420030), (58, 347210015), (113, 178213990), (145, 138884006), (226, 89106995), (290, 69442003), (565, 35642798), (1130, 17821399), (3277, 6145310), (6554, 3072655), (16385, 1229062), (32770, 614531)]