1999921842

素因数分解:

$2^1\times 3^2\times {\mathrm{111106769}}^1$

素因数の和:111106777

約数の個数: 12

約数和(自身を含む): 4333164030

約数和(自身を除く): 2333242188

約数列:

[1, 2, 3, 6, 9, 18, 111106769, 222213538, 333320307, 666640614, 999960921, 1999921842]

約数ペア:

[(1, 1999921842), (2, 999960921), (3, 666640614), (6, 333320307), (9, 222213538), (18, 111106769)]