18704199

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2677}}^1$

素因数の和:2834

約数の個数: 16

約数和(自身を含む): 26608608

約数和(自身を除く): 7904409

約数列:

[1, 3, 17, 51, 137, 411, 2329, 2677, 6987, 8031, 45509, 136527, 366749, 1100247, 6234733, 18704199]

約数ペア:

[(1, 18704199), (3, 6234733), (17, 1100247), (51, 366749), (137, 136527), (411, 45509), (2329, 8031), (2677, 6987)]