20168703927

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{881}}^1\times {\mathrm{133877}}^1$

素因数の和:134783

約数の個数: 24

約数和(自身を含む): 30700902960

約数和(自身を除く): 10532199033

約数列:

[1, 3, 9, 19, 57, 171, 881, 2643, 7929, 16739, 50217, 133877, 150651, 401631, 1204893, 2543663, 7630989, 22892967, 117945637, 353836911, 1061510733, 2240967103, 6722901309, 20168703927]

約数ペア:

[(1, 20168703927), (3, 6722901309), (9, 2240967103), (19, 1061510733), (57, 353836911), (171, 117945637), (881, 22892967), (2643, 7630989), (7929, 2543663), (16739, 1204893), (50217, 401631), (133877, 150651)]