20733559

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{919}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 25966080

約数和(自身を除く): 5232521

約数列:

[1, 7, 11, 77, 293, 919, 2051, 3223, 6433, 10109, 22561, 70763, 269267, 1884869, 2961937, 20733559]

約数ペア:

[(1, 20733559), (7, 2961937), (11, 1884869), (77, 269267), (293, 70763), (919, 22561), (2051, 10109), (3223, 6433)]