20175266319

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1307}}^1\times {\mathrm{395803}}^1$

素因数の和:397126

約数の個数: 16

約数和(自身を含む): 28991851392

約数和(自身を除く): 8816585073

約数列:

[1, 3, 13, 39, 1307, 3921, 16991, 50973, 395803, 1187409, 5145439, 15436317, 517314521, 1551943563, 6725088773, 20175266319]

約数ペア:

[(1, 20175266319), (3, 6725088773), (13, 1551943563), (39, 517314521), (1307, 15436317), (3921, 5145439), (16991, 1187409), (50973, 395803)]