20163680061

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50535539}}^1$

素因数の和:50535568

約数の個数: 16

約数和(自身を含む): 32342745600

約数和(自身を除く): 12179065539

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50535539, 151606617, 353748773, 960175241, 1061246319, 2880525723, 6721226687, 20163680061]

約数ペア:

[(1, 20163680061), (3, 6721226687), (7, 2880525723), (19, 1061246319), (21, 960175241), (57, 353748773), (133, 151606617), (399, 50535539)]