18047185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2749}}^1$

素因数の和:2868

約数の個数: 16

約数和(自身を含む): 23562000

約数和(自身を除く): 5514815

約数列:

[1, 5, 13, 65, 101, 505, 1313, 2749, 6565, 13745, 35737, 178685, 277649, 1388245, 3609437, 18047185]

約数ペア:

[(1, 18047185), (5, 3609437), (13, 1388245), (65, 277649), (101, 178685), (505, 35737), (1313, 13745), (2749, 6565)]