20658800510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{108730529}}^1$

素因数の和:108730555

約数の個数: 16

約数和(自身を含む): 39142990800

約数和(自身を除く): 18484190290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 108730529, 217461058, 543652645, 1087305290, 2065880051, 4131760102, 10329400255, 20658800510]

約数ペア:

[(1, 20658800510), (2, 10329400255), (5, 4131760102), (10, 2065880051), (19, 1087305290), (38, 543652645), (95, 217461058), (190, 108730529)]