19788310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{104149}}^1$

素因数の和:104175

約数の個数: 16

約数和(自身を含む): 37494000

約数和(自身を除く): 17705690

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 104149, 208298, 520745, 1041490, 1978831, 3957662, 9894155, 19788310]

約数ペア:

[(1, 19788310), (2, 9894155), (5, 3957662), (10, 1978831), (19, 1041490), (38, 520745), (95, 208298), (190, 104149)]