2018857981

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{1117}}^1\times {\mathrm{8329}}^1$

素因数の和:9484

約数の個数: 16

約数和(自身を含む): 2384112640

約数和(自身を除く): 365254659

約数列:

[1, 7, 31, 217, 1117, 7819, 8329, 34627, 58303, 242389, 258199, 1807393, 9303493, 65124451, 288408283, 2018857981]

約数ペア:

[(1, 2018857981), (7, 288408283), (31, 65124451), (217, 9303493), (1117, 1807393), (7819, 258199), (8329, 242389), (34627, 58303)]