20123657848

素因数分解:

$2^3\times 7^1\times {\mathrm{28387}}^1\times {\mathrm{12659}}^1$

素因数の和:41059

約数の個数: 32

約数和(自身を含む): 43127049600

約数和(自身を除く): 23003391752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 12659, 25318, 28387, 50636, 56774, 88613, 101272, 113548, 177226, 198709, 227096, 354452, 397418, 708904, 794836, 1589672, 359351033, 718702066, 1437404132, 2515457231, 2874808264, 5030914462, 10061828924, 20123657848]

約数ペア:

[(1, 20123657848), (2, 10061828924), (4, 5030914462), (7, 2874808264), (8, 2515457231), (14, 1437404132), (28, 718702066), (56, 359351033), (12659, 1589672), (25318, 794836), (28387, 708904), (50636, 397418), (56774, 354452), (88613, 227096), (101272, 198709), (113548, 177226)]