20254311

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2657}}^1$

素因数の和:2692

約数の個数: 36

約数和(自身を含む): 36765456

約数和(自身を除く): 16511145

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 2657, 7623, 7971, 18599, 23913, 29227, 55797, 87681, 167391, 204589, 263043, 321497, 613767, 964491, 1841301, 2250479, 2893473, 6751437, 20254311]

約数ペア:

[(1, 20254311), (3, 6751437), (7, 2893473), (9, 2250479), (11, 1841301), (21, 964491), (33, 613767), (63, 321497), (77, 263043), (99, 204589), (121, 167391), (231, 87681), (363, 55797), (693, 29227), (847, 23913), (1089, 18599), (2541, 7971), (2657, 7623)]