18791421

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{51767}}^1$

素因数の和:51792

約数の個数: 12

約数和(自身を含む): 27540576

約数和(自身を除く): 8749155

約数列:

[1, 3, 11, 33, 121, 363, 51767, 155301, 569437, 1708311, 6263807, 18791421]

約数ペア:

[(1, 18791421), (3, 6263807), (11, 1708311), (33, 569437), (121, 155301), (363, 51767)]