19889343

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{17401}}^1$

素因数の和:17534

約数の個数: 12

約数和(自身を含む): 28956928

約数和(自身を除く): 9067585

約数列:

[1, 3, 9, 127, 381, 1143, 17401, 52203, 156609, 2209927, 6629781, 19889343]

約数ペア:

[(1, 19889343), (3, 6629781), (9, 2209927), (127, 156609), (381, 52203), (1143, 17401)]