18647319

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9319}}^1$

素因数の和:9374

約数の個数: 16

約数和(自身を含む): 26841600

約数和(自身を除く): 8194281

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 9319, 27957, 214337, 270251, 643011, 810753, 6215773, 18647319]

約数ペア:

[(1, 18647319), (3, 6215773), (23, 810753), (29, 643011), (69, 270251), (87, 214337), (667, 27957), (2001, 9319)]