19478534399

素因数分解:

${\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{388181}}^1$

素因数の和:388358

約数の個数: 12

約数和(自身を含む): 20705627880

約数和(自身を除く): 1227093481

約数列:

[1, 19, 139, 361, 2641, 50179, 388181, 7375439, 53957159, 140133341, 1025186021, 19478534399]

約数ペア:

[(1, 19478534399), (19, 1025186021), (139, 140133341), (361, 53957159), (2641, 7375439), (50179, 388181)]