199384578

素因数分解:

$2^1\times 3^4\times {\mathrm{1230769}}^1$

素因数の和:1230783

約数の個数: 20

約数和(自身を含む): 446769510

約数和(自身を除く): 247384932

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1230769, 2461538, 3692307, 7384614, 11076921, 22153842, 33230763, 66461526, 99692289, 199384578]

約数ペア:

[(1, 199384578), (2, 99692289), (3, 66461526), (6, 33230763), (9, 22153842), (18, 11076921), (27, 7384614), (54, 3692307), (81, 2461538), (162, 1230769)]