18085431

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2191

約数の個数: 32

約数和(自身を含む): 30650368

約数和(自身を除く): 12564937

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2137, 2821, 6411, 8463, 14959, 27781, 44877, 66247, 83343, 194467, 198741, 463729, 583401, 861211, 1391187, 2583633, 6028477, 18085431]

約数ペア:

[(1, 18085431), (3, 6028477), (7, 2583633), (13, 1391187), (21, 861211), (31, 583401), (39, 463729), (91, 198741), (93, 194467), (217, 83343), (273, 66247), (403, 44877), (651, 27781), (1209, 14959), (2137, 8463), (2821, 6411)]