20512761992

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{23963507}}^1$

素因数の和:23963620

約数の個数: 16

約数和(自身を含む): 38820882960

約数和(自身を除く): 18308120968

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 23963507, 47927014, 95854028, 191708056, 2564095249, 5128190498, 10256380996, 20512761992]

約数ペア:

[(1, 20512761992), (2, 10256380996), (4, 5128190498), (8, 2564095249), (107, 191708056), (214, 95854028), (428, 47927014), (856, 23963507)]