19745121

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{593}}^1\times {\mathrm{1009}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 28797120

約数和(自身を除く): 9051999

約数列:

[1, 3, 11, 33, 593, 1009, 1779, 3027, 6523, 11099, 19569, 33297, 598337, 1795011, 6581707, 19745121]

約数ペア:

[(1, 19745121), (3, 6581707), (11, 1795011), (33, 598337), (593, 33297), (1009, 19569), (1779, 11099), (3027, 6523)]