11980726578

素因数分解:

$2^1\times 3^3\times {\mathrm{221865307}}^1$

素因数の和:221865318

約数の個数: 16

約数和(自身を含む): 26623836960

約数和(自身を除く): 14643110382

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 221865307, 443730614, 665595921, 1331191842, 1996787763, 3993575526, 5990363289, 11980726578]

約数ペア:

[(1, 11980726578), (2, 5990363289), (3, 3993575526), (6, 1996787763), (9, 1331191842), (18, 665595921), (27, 443730614), (54, 221865307)]