19635831

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{10243}}^1$

素因数の和:10323

約数の個数: 16

約数和(自身を含む): 29502720

約数和(自身を除く): 9866889

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 10243, 30729, 92187, 276561, 727253, 2181759, 6545277, 19635831]

約数ペア:

[(1, 19635831), (3, 6545277), (9, 2181759), (27, 727253), (71, 276561), (213, 92187), (639, 30729), (1917, 10243)]