2018287191

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{128857}}^1$

素因数の和:129110

約数の個数: 16

約数和(自身を含む): 2820443904

約数和(自身を除く): 802156713

約数列:

[1, 3, 23, 69, 227, 681, 5221, 15663, 128857, 386571, 2963711, 8891133, 29250539, 87751617, 672762397, 2018287191]

約数ペア:

[(1, 2018287191), (3, 672762397), (23, 87751617), (69, 29250539), (227, 8891133), (681, 2963711), (5221, 386571), (15663, 128857)]