18488457

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5449}}^1$

素因数の和:5497

約数の個数: 24

約数和(自身を含む): 29757000

約数和(自身を除く): 11268543

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 5449, 16347, 49041, 70837, 158021, 212511, 474063, 637533, 1422189, 2054273, 6162819, 18488457]

約数ペア:

[(1, 18488457), (3, 6162819), (9, 2054273), (13, 1422189), (29, 637533), (39, 474063), (87, 212511), (117, 158021), (261, 70837), (377, 49041), (1131, 16347), (3393, 5449)]