20379070

素因数分解:

$2^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2237}}^1$

素因数の和:3155

約数の個数: 16

約数和(自身を含む): 36739008

約数和(自身を除く): 16359938

約数列:

[1, 2, 5, 10, 911, 1822, 2237, 4474, 4555, 9110, 11185, 22370, 2037907, 4075814, 10189535, 20379070]

約数ペア:

[(1, 20379070), (2, 10189535), (5, 4075814), (10, 2037907), (911, 22370), (1822, 11185), (2237, 9110), (4474, 4555)]