19190857

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 22696960

約数和(自身を除く): 3506103

約数列:

[1, 7, 43, 103, 301, 619, 721, 4333, 4429, 26617, 31003, 63757, 186319, 446299, 2741551, 19190857]

約数ペア:

[(1, 19190857), (7, 2741551), (43, 446299), (103, 186319), (301, 63757), (619, 31003), (721, 26617), (4333, 4429)]