26780216

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{81647}}^1$

素因数の和:81694

約数の個数: 16

約数和(自身を含む): 51438240

約数和(自身を除く): 24658024

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 81647, 163294, 326588, 653176, 3347527, 6695054, 13390108, 26780216]

約数ペア:

[(1, 26780216), (2, 13390108), (4, 6695054), (8, 3347527), (41, 653176), (82, 326588), (164, 163294), (328, 81647)]