19383944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{142529}}^1$

素因数の和:142552

約数の個数: 16

約数和(自身を含む): 38483100

約数和(自身を除く): 19099156

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 142529, 285058, 570116, 1140232, 2422993, 4845986, 9691972, 19383944]

約数ペア:

[(1, 19383944), (2, 9691972), (4, 4845986), (8, 2422993), (17, 1140232), (34, 570116), (68, 285058), (136, 142529)]