19845023740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23075609}}^1$

素因数の和:23075661

約数の個数: 24

約数和(自身を含む): 42643727280

約数和(自身を除く): 22798703540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 23075609, 46151218, 92302436, 115378045, 230756090, 461512180, 992251187, 1984502374, 3969004748, 4961255935, 9922511870, 19845023740]

約数ペア:

[(1, 19845023740), (2, 9922511870), (4, 4961255935), (5, 3969004748), (10, 1984502374), (20, 992251187), (43, 461512180), (86, 230756090), (172, 115378045), (215, 92302436), (430, 46151218), (860, 23075609)]