18626013

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7211}}^1$

素因数の和:7265

約数の個数: 24

約数和(自身を含む): 31502016

約数和(自身を除く): 12876003

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 7211, 21633, 50477, 64899, 151431, 295651, 454293, 886953, 2069557, 2660859, 6208671, 18626013]

約数ペア:

[(1, 18626013), (3, 6208671), (7, 2660859), (9, 2069557), (21, 886953), (41, 454293), (63, 295651), (123, 151431), (287, 64899), (369, 50477), (861, 21633), (2583, 7211)]