18178366

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1367}}^1$

素因数の和:1539

約数の個数: 16

約数和(自身を含む): 27989280

約数和(自身を除く): 9810914

約数列:

[1, 2, 61, 109, 122, 218, 1367, 2734, 6649, 13298, 83387, 149003, 166774, 298006, 9089183, 18178366]

約数ペア:

[(1, 18178366), (2, 9089183), (61, 298006), (109, 166774), (122, 149003), (218, 83387), (1367, 13298), (2734, 6649)]