19257543

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{30137}}^1$

素因数の和:30214

約数の個数: 12

約数和(自身を含む): 28209168

約数和(自身を除く): 8951625

約数列:

[1, 3, 9, 71, 213, 639, 30137, 90411, 271233, 2139727, 6419181, 19257543]

約数ペア:

[(1, 19257543), (3, 6419181), (9, 2139727), (71, 271233), (213, 90411), (639, 30137)]