20884026317

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{539207}}^1$

素因数の和:539728

約数の個数: 16

約数和(自身を含む): 26089039872

約数和(自身を除く): 5205013555

約数列:

[1, 7, 11, 77, 503, 3521, 5533, 38731, 539207, 3774449, 5931277, 41518939, 271221121, 1898547847, 2983432331, 20884026317]

約数ペア:

[(1, 20884026317), (7, 2983432331), (11, 1898547847), (77, 271221121), (503, 41518939), (3521, 5931277), (5533, 3774449), (38731, 539207)]