2078128432

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{1022701}}^1$

素因数の和:1022836

約数の個数: 20

約数和(自身を含む): 4058081536

約数和(自身を除く): 1979953104

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 1022701, 2045402, 4090804, 8181608, 16363216, 129883027, 259766054, 519532108, 1039064216, 2078128432]

約数ペア:

[(1, 2078128432), (2, 1039064216), (4, 519532108), (8, 259766054), (16, 129883027), (127, 16363216), (254, 8181608), (508, 4090804), (1016, 2045402), (2032, 1022701)]