20681526

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{111191}}^1$

素因数の和:111227

約数の個数: 16

約数和(自身を含む): 42697728

約数和(自身を除く): 22016202

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 111191, 222382, 333573, 667146, 3446921, 6893842, 10340763, 20681526]

約数ペア:

[(1, 20681526), (2, 10340763), (3, 6893842), (6, 3446921), (31, 667146), (62, 333573), (93, 222382), (186, 111191)]