18628841

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2141}}^1$

素因数の和:2272

約数の個数: 16

約数和(自身を含む): 23442048

約数和(自身を除く): 4813207

約数列:

[1, 7, 11, 77, 113, 791, 1243, 2141, 8701, 14987, 23551, 164857, 241933, 1693531, 2661263, 18628841]

約数ペア:

[(1, 18628841), (7, 2661263), (11, 1693531), (77, 241933), (113, 164857), (791, 23551), (1243, 14987), (2141, 8701)]