2080391054

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7821019}}^1$

素因数の和:7821047

約数の個数: 16

約数和(自身を含む): 3754089600

約数和(自身を除く): 1673698546

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 7821019, 15642038, 54747133, 109494266, 148599361, 297198722, 1040195527, 2080391054]

約数ペア:

[(1, 2080391054), (2, 1040195527), (7, 297198722), (14, 148599361), (19, 109494266), (38, 54747133), (133, 15642038), (266, 7821019)]