20011066

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7417}}^1$

素因数の和:7509

約数の個数: 16

約数和(自身を含む): 32045760

約数和(自身を除く): 12034694

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7417, 14834, 140923, 281846, 526607, 1053214, 10005533, 20011066]

約数ペア:

[(1, 20011066), (2, 10005533), (19, 1053214), (38, 526607), (71, 281846), (142, 140923), (1349, 14834), (2698, 7417)]