20337795

素因数分解:

$3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1597}}^1$

素因数の和:1891

約数の個数: 24

約数和(自身を含む): 35398896

約数和(自身を除く): 15061101

約数列:

[1, 3, 5, 9, 15, 45, 283, 849, 1415, 1597, 2547, 4245, 4791, 7985, 12735, 14373, 23955, 71865, 451951, 1355853, 2259755, 4067559, 6779265, 20337795]

約数ペア:

[(1, 20337795), (3, 6779265), (5, 4067559), (9, 2259755), (15, 1355853), (45, 451951), (283, 71865), (849, 23955), (1415, 14373), (1597, 12735), (2547, 7985), (4245, 4791)]