19655703

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{1069}}^1$

素因数の和:1308

約数の個数: 20

約数和(自身を含む): 29519160

約数和(自身を除く): 9863457

約数列:

[1, 3, 9, 27, 81, 227, 681, 1069, 2043, 3207, 6129, 9621, 18387, 28863, 86589, 242663, 727989, 2183967, 6551901, 19655703]

約数ペア:

[(1, 19655703), (3, 6551901), (9, 2183967), (27, 727989), (81, 242663), (227, 86589), (681, 28863), (1069, 18387), (2043, 9621), (3207, 6129)]