18600205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4271}}^1$

素因数の和:4356

約数の個数: 16

約数和(自身を含む): 24401664

約数和(自身を除く): 5801459

約数列:

[1, 5, 13, 65, 67, 335, 871, 4271, 4355, 21355, 55523, 277615, 286157, 1430785, 3720041, 18600205]

約数ペア:

[(1, 18600205), (5, 3720041), (13, 1430785), (65, 286157), (67, 277615), (335, 55523), (871, 21355), (4271, 4355)]