20218557051

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2141}}^1\times {\mathrm{13627}}^1$

素因数の和:15792

約数の個数: 48

約数和(自身を含む): 36430587648

約数和(自身を除く): 16212030597

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 2141, 6423, 13627, 14987, 19269, 23551, 40881, 44961, 70653, 95389, 122643, 134883, 149897, 164857, 211959, 286167, 449691, 494571, 858501, 1049279, 1349073, 1483713, 3147837, 9443511, 29175407, 87526221, 204227849, 262578663, 320929477, 612683547, 962788431, 1838050641, 2246506339, 2888365293, 6739519017, 20218557051]

約数ペア:

[(1, 20218557051), (3, 6739519017), (7, 2888365293), (9, 2246506339), (11, 1838050641), (21, 962788431), (33, 612683547), (63, 320929477), (77, 262578663), (99, 204227849), (231, 87526221), (693, 29175407), (2141, 9443511), (6423, 3147837), (13627, 1483713), (14987, 1349073), (19269, 1049279), (23551, 858501), (40881, 494571), (44961, 449691), (70653, 286167), (95389, 211959), (122643, 164857), (134883, 149897)]