20825561

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:460

約数の個数: 16

約数和(自身を含む): 22924944

約数和(自身を除く): 2099383

約数列:

[1, 17, 37, 113, 293, 629, 1921, 4181, 4981, 10841, 33109, 71077, 184297, 562853, 1225033, 20825561]

約数ペア:

[(1, 20825561), (17, 1225033), (37, 562853), (113, 184297), (293, 71077), (629, 33109), (1921, 10841), (4181, 4981)]