17889051

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 25280000

約数和(自身を除く): 7390949

約数列:

[1, 3, 19, 57, 157, 471, 1999, 2983, 5997, 8949, 37981, 113943, 313843, 941529, 5963017, 17889051]

約数ペア:

[(1, 17889051), (3, 5963017), (19, 941529), (57, 313843), (157, 113943), (471, 37981), (1999, 8949), (2983, 5997)]