18405778

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{1171}}^1$

素因数の和:1473

約数の個数: 16

約数和(自身を含む): 28690560

約数和(自身を除く): 10284782

約数列:

[1, 2, 29, 58, 271, 542, 1171, 2342, 7859, 15718, 33959, 67918, 317341, 634682, 9202889, 18405778]

約数ペア:

[(1, 18405778), (2, 9202889), (29, 634682), (58, 317341), (271, 67918), (542, 33959), (1171, 15718), (2342, 7859)]