20512954915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{3559}}^1\times {\mathrm{50119}}^1$

素因数の和:53706

約数の個数: 16

約数和(自身を含む): 25693516800

約数和(自身を除く): 5180561885

約数列:

[1, 5, 23, 115, 3559, 17795, 50119, 81857, 250595, 409285, 1152737, 5763685, 178373521, 891867605, 4102590983, 20512954915]

約数ペア:

[(1, 20512954915), (5, 4102590983), (23, 891867605), (115, 178373521), (3559, 5763685), (17795, 1152737), (50119, 409285), (81857, 250595)]