20802906

素因数分解:

$2^1\times 3^4\times {\mathrm{128413}}^1$

素因数の和:128427

約数の個数: 20

約数和(自身を含む): 46614282

約数和(自身を除く): 25811376

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 128413, 256826, 385239, 770478, 1155717, 2311434, 3467151, 6934302, 10401453, 20802906]

約数ペア:

[(1, 20802906), (2, 10401453), (3, 6934302), (6, 3467151), (9, 2311434), (18, 1155717), (27, 770478), (54, 385239), (81, 256826), (162, 128413)]