18165159

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{5591}}^1$

素因数の和:5635

約数の個数: 18

約数和(自身を含む): 27697176

約数和(自身を除く): 9532017

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 5591, 16773, 50319, 106229, 318687, 956061, 2018351, 6055053, 18165159]

約数ペア:

[(1, 18165159), (3, 6055053), (9, 2018351), (19, 956061), (57, 318687), (171, 106229), (361, 50319), (1083, 16773), (3249, 5591)]