18154045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2347}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 28401408

約数和(自身を除く): 10247363

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 2347, 7735, 11735, 16429, 30511, 39899, 82145, 152555, 199495, 213577, 279293, 518687, 1067885, 1396465, 2593435, 3630809, 18154045]

約数ペア:

[(1, 18154045), (5, 3630809), (7, 2593435), (13, 1396465), (17, 1067885), (35, 518687), (65, 279293), (85, 213577), (91, 199495), (119, 152555), (221, 82145), (455, 39899), (595, 30511), (1105, 16429), (1547, 11735), (2347, 7735)]