20512594670

素因数分解:

$2^1\times 5^1\times {\mathrm{2063}}^1\times {\mathrm{994309}}^1$

素因数の和:996379

約数の個数: 16

約数和(自身を含む): 36940605120

約数和(自身を除く): 16428010450

約数列:

[1, 2, 5, 10, 2063, 4126, 10315, 20630, 994309, 1988618, 4971545, 9943090, 2051259467, 4102518934, 10256297335, 20512594670]

約数ペア:

[(1, 20512594670), (2, 10256297335), (5, 4102518934), (10, 2051259467), (2063, 9943090), (4126, 4971545), (10315, 1988618), (20630, 994309)]