18882865

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1759}}^1$

素因数の和:1896

約数の個数: 16

約数和(自身を含む): 24076800

約数和(自身を除く): 5193935

約数列:

[1, 5, 19, 95, 113, 565, 1759, 2147, 8795, 10735, 33421, 167105, 198767, 993835, 3776573, 18882865]

約数ペア:

[(1, 18882865), (5, 3776573), (19, 993835), (95, 198767), (113, 167105), (565, 33421), (1759, 10735), (2147, 8795)]