27920918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{17921}}^1$

素因数の和:17983

約数の個数: 16

約数和(自身を含む): 45163440

約数和(自身を除く): 17242522

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 17921, 35842, 340499, 680998, 734761, 1469522, 13960459, 27920918]

約数ペア:

[(1, 27920918), (2, 13960459), (19, 1469522), (38, 734761), (41, 680998), (82, 340499), (779, 35842), (1558, 17921)]