18310205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1987}}^1$

素因数の和:2108

約数の個数: 16

約数和(自身を含む): 23378880

約数和(自身を除く): 5068675

約数列:

[1, 5, 19, 95, 97, 485, 1843, 1987, 9215, 9935, 37753, 188765, 192739, 963695, 3662041, 18310205]

約数ペア:

[(1, 18310205), (5, 3662041), (19, 963695), (95, 192739), (97, 188765), (485, 37753), (1843, 9935), (1987, 9215)]