19866468

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 47980800

約数和(自身を除く): 28114332

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 149, 164, 246, 271, 298, 447, 492, 542, 596, 813, 894, 1084, 1626, 1788, 3252, 6109, 11111, 12218, 18327, 22222, 24436, 33333, 36654, 40379, 44444, 66666, 73308, 80758, 121137, 133332, 161516, 242274, 484548, 1655539, 3311078, 4966617, 6622156, 9933234, 19866468]

約数ペア:

[(1, 19866468), (2, 9933234), (3, 6622156), (4, 4966617), (6, 3311078), (12, 1655539), (41, 484548), (82, 242274), (123, 161516), (149, 133332), (164, 121137), (246, 80758), (271, 73308), (298, 66666), (447, 44444), (492, 40379), (542, 36654), (596, 33333), (813, 24436), (894, 22222), (1084, 18327), (1626, 12218), (1788, 11111), (3252, 6109)]