20172037139

素因数分解:

${\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{313}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 21577256064

約数和(自身を除く): 1405218925

約数列:

[1, 23, 113, 137, 181, 313, 2599, 3151, 4163, 7199, 15481, 20453, 24797, 35369, 42881, 56653, 356063, 470419, 570331, 813487, 986263, 1303019, 2802061, 4845553, 6401789, 7761461, 64447403, 111447719, 147241147, 178513603, 877045093, 20172037139]

約数ペア:

[(1, 20172037139), (23, 877045093), (113, 178513603), (137, 147241147), (181, 111447719), (313, 64447403), (2599, 7761461), (3151, 6401789), (4163, 4845553), (7199, 2802061), (15481, 1303019), (20453, 986263), (24797, 813487), (35369, 570331), (42881, 470419), (56653, 356063)]