20161198631

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1\times {\mathrm{2389}}^1$

素因数の和:2783

約数の個数: 32

約数和(自身を含む): 23854417920

約数和(自身を除く): 3693219289

約数列:

[1, 7, 47, 113, 227, 329, 791, 1589, 2389, 5311, 10669, 16723, 25651, 37177, 74683, 112283, 179557, 269957, 542303, 785981, 1205597, 1889699, 3796121, 8439179, 12687979, 25488241, 61280239, 88815853, 178417687, 428961673, 2880171233, 20161198631]

約数ペア:

[(1, 20161198631), (7, 2880171233), (47, 428961673), (113, 178417687), (227, 88815853), (329, 61280239), (791, 25488241), (1589, 12687979), (2389, 8439179), (5311, 3796121), (10669, 1889699), (16723, 1205597), (25651, 785981), (37177, 542303), (74683, 269957), (112283, 179557)]