20054812

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{12503}}^1$

素因数の和:12908

約数の個数: 12

約数和(自身を含む): 35186256

約数和(自身を除く): 15131444

約数列:

[1, 2, 4, 401, 802, 1604, 12503, 25006, 50012, 5013703, 10027406, 20054812]

約数ペア:

[(1, 20054812), (2, 10027406), (4, 5013703), (401, 50012), (802, 25006), (1604, 12503)]