19209589

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1489}}^1$

素因数の和:1612

約数の個数: 16

約数和(自身を含む): 23363200

約数和(自身を除く): 4153611

約数列:

[1, 7, 19, 97, 133, 679, 1489, 1843, 10423, 12901, 28291, 144433, 198037, 1011031, 2744227, 19209589]

約数ペア:

[(1, 19209589), (7, 2744227), (19, 1011031), (97, 198037), (133, 144433), (679, 28291), (1489, 12901), (1843, 10423)]