13278986

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{49921}}^1$

素因数の和:49949

約数の個数: 16

約数和(自身を含む): 23962560

約数和(自身を除く): 10683574

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 49921, 99842, 349447, 698894, 948499, 1896998, 6639493, 13278986]

約数ペア:

[(1, 13278986), (2, 6639493), (7, 1896998), (14, 948499), (19, 698894), (38, 349447), (133, 99842), (266, 49921)]