18522441

素因数分解:

$3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:550

約数の個数: 36

約数和(自身を含む): 31516212

約数和(自身を除く): 12993771

約数列:

[1, 3, 7, 9, 21, 49, 63, 97, 147, 291, 433, 441, 679, 873, 1299, 2037, 3031, 3897, 4753, 6111, 9093, 14259, 21217, 27279, 42001, 42777, 63651, 126003, 190953, 294007, 378009, 882021, 2058049, 2646063, 6174147, 18522441]

約数ペア:

[(1, 18522441), (3, 6174147), (7, 2646063), (9, 2058049), (21, 882021), (49, 378009), (63, 294007), (97, 190953), (147, 126003), (291, 63651), (433, 42777), (441, 42001), (679, 27279), (873, 21217), (1299, 14259), (2037, 9093), (3031, 6111), (3897, 4753)]