20816826

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{47527}}^1$

素因数の和:47605

約数の個数: 16

約数和(自身を含む): 42204864

約数和(自身を除く): 21388038

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 47527, 95054, 142581, 285162, 3469471, 6938942, 10408413, 20816826]

約数ペア:

[(1, 20816826), (2, 10408413), (3, 6938942), (6, 3469471), (73, 285162), (146, 142581), (219, 95054), (438, 47527)]