20214850

素因数分解:

$2^1\times 5^2\times {\mathrm{461}}^1\times {\mathrm{877}}^1$

素因数の和:1350

約数の個数: 24

約数和(自身を含む): 37724148

約数和(自身を除く): 17509298

約数列:

[1, 2, 5, 10, 25, 50, 461, 877, 922, 1754, 2305, 4385, 4610, 8770, 11525, 21925, 23050, 43850, 404297, 808594, 2021485, 4042970, 10107425, 20214850]

約数ペア:

[(1, 20214850), (2, 10107425), (5, 4042970), (10, 2021485), (25, 808594), (50, 404297), (461, 43850), (877, 23050), (922, 21925), (1754, 11525), (2305, 8770), (4385, 4610)]