19859845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{599}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 25200000

約数和(自身を除く): 5340155

約数列:

[1, 5, 19, 95, 349, 599, 1745, 2995, 6631, 11381, 33155, 56905, 209051, 1045255, 3971969, 19859845]

約数ペア:

[(1, 19859845), (5, 3971969), (19, 1045255), (95, 209051), (349, 56905), (599, 33155), (1745, 11381), (2995, 6631)]