20803413787

素因数分解:

${\mathrm{13}}^2\times {\mathrm{317}}^1\times {\mathrm{388319}}^1$

素因数の和:388662

約数の個数: 12

約数和(自身を含む): 22597894080

約数和(自身を除く): 1794480293

約数列:

[1, 13, 169, 317, 4121, 53573, 388319, 5048147, 65625911, 123097123, 1600262599, 20803413787]

約数ペア:

[(1, 20803413787), (13, 1600262599), (169, 123097123), (317, 65625911), (4121, 5048147), (53573, 388319)]