18894629

素因数分解:

${\mathrm{13}}^1\times {\mathrm{103}}^2\times {\mathrm{137}}^1$

素因数の和:356

約数の個数: 12

約数和(自身を含む): 20697516

約数和(自身を除く): 1802887

約数列:

[1, 13, 103, 137, 1339, 1781, 10609, 14111, 137917, 183443, 1453433, 18894629]

約数ペア:

[(1, 18894629), (13, 1453433), (103, 183443), (137, 137917), (1339, 14111), (1781, 10609)]