19748605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2069}}^1$

素因数の和:2180

約数の個数: 16

約数和(自身を含む): 25038720

約数和(自身を除く): 5290115

約数列:

[1, 5, 23, 83, 115, 415, 1909, 2069, 9545, 10345, 47587, 171727, 237935, 858635, 3949721, 19748605]

約数ペア:

[(1, 19748605), (5, 3949721), (23, 858635), (83, 237935), (115, 171727), (415, 47587), (1909, 10345), (2069, 9545)]