20013502467

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1297}}^1\times {\mathrm{43223}}^1$

素因数の和:44547

約数の個数: 32

約数和(自身を含む): 32316337152

約数和(自身を除く): 12302834685

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1297, 3891, 9079, 22049, 27237, 43223, 66147, 129669, 154343, 302561, 463029, 734791, 907683, 2204373, 5143537, 15430611, 56060231, 168180693, 392421617, 953023927, 1177264851, 2859071781, 6671167489, 20013502467]

約数ペア:

[(1, 20013502467), (3, 6671167489), (7, 2859071781), (17, 1177264851), (21, 953023927), (51, 392421617), (119, 168180693), (357, 56060231), (1297, 15430611), (3891, 5143537), (9079, 2204373), (22049, 907683), (27237, 734791), (43223, 463029), (66147, 302561), (129669, 154343)]