18575091

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 27911520

約数和(自身を除く): 9336429

約数列:

[1, 3, 9, 41, 71, 123, 213, 369, 639, 709, 2127, 2911, 6381, 8733, 26199, 29069, 50339, 87207, 151017, 261621, 453051, 2063899, 6191697, 18575091]

約数ペア:

[(1, 18575091), (3, 6191697), (9, 2063899), (41, 453051), (71, 261621), (123, 151017), (213, 87207), (369, 50339), (639, 29069), (709, 26199), (2127, 8733), (2911, 6381)]