16855887618

素因数分解:

$2^1\times 3^4\times {\mathrm{104048689}}^1$

素因数の和:104048703

約数の個数: 20

約数和(自身を含む): 37769674470

約数和(自身を除く): 20913786852

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 104048689, 208097378, 312146067, 624292134, 936438201, 1872876402, 2809314603, 5618629206, 8427943809, 16855887618]

約数ペア:

[(1, 16855887618), (2, 8427943809), (3, 5618629206), (6, 2809314603), (9, 1872876402), (18, 936438201), (27, 624292134), (54, 312146067), (81, 208097378), (162, 104048689)]