20285400964

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{2671}}^1\times {\mathrm{17419}}^1$

素因数の和:20203

約数の個数: 24

約数和(自身を含む): 35840604800

約数和(自身を除く): 15555203836

約数列:

[1, 2, 4, 109, 218, 436, 2671, 5342, 10684, 17419, 34838, 69676, 291139, 582278, 1164556, 1898671, 3797342, 7594684, 46526149, 93052298, 186104596, 5071350241, 10142700482, 20285400964]

約数ペア:

[(1, 20285400964), (2, 10142700482), (4, 5071350241), (109, 186104596), (218, 93052298), (436, 46526149), (2671, 7594684), (5342, 3797342), (10684, 1898671), (17419, 1164556), (34838, 582278), (69676, 291139)]