19605421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1499}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 22680000

約数和(自身を除く): 3074579

約数列:

[1, 11, 29, 41, 319, 451, 1189, 1499, 13079, 16489, 43471, 61459, 478181, 676049, 1782311, 19605421]

約数ペア:

[(1, 19605421), (11, 1782311), (29, 676049), (41, 478181), (319, 61459), (451, 43471), (1189, 16489), (1499, 13079)]