18489755

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1234

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 5011045

約数列:

[1, 5, 19, 95, 191, 955, 1019, 3629, 5095, 18145, 19361, 96805, 194629, 973145, 3697951, 18489755]

約数ペア:

[(1, 18489755), (5, 3697951), (19, 973145), (95, 194629), (191, 96805), (955, 19361), (1019, 18145), (3629, 5095)]