20045193

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56149}}^1$

素因数の和:56176

約数の個数: 16

約数和(自身を含む): 32342400

約数和(自身を除く): 12297207

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56149, 168447, 393043, 954533, 1179129, 2863599, 6681731, 20045193]

約数ペア:

[(1, 20045193), (3, 6681731), (7, 2863599), (17, 1179129), (21, 954533), (51, 393043), (119, 168447), (357, 56149)]