20448670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185897}}^1$

素因数の和:185915

約数の個数: 16

約数和(自身を含む): 40153968

約数和(自身を除く): 19705298

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 185897, 371794, 929485, 1858970, 2044867, 4089734, 10224335, 20448670]

約数ペア:

[(1, 20448670), (2, 10224335), (5, 4089734), (10, 2044867), (11, 1858970), (22, 929485), (55, 371794), (110, 185897)]