20572016

素因数分解:

$2^4\times {\mathrm{463}}^1\times {\mathrm{2777}}^1$

素因数の和:3248

約数の個数: 20

約数和(自身を含む): 39958752

約数和(自身を除く): 19386736

約数列:

[1, 2, 4, 8, 16, 463, 926, 1852, 2777, 3704, 5554, 7408, 11108, 22216, 44432, 1285751, 2571502, 5143004, 10286008, 20572016]

約数ペア:

[(1, 20572016), (2, 10286008), (4, 5143004), (8, 2571502), (16, 1285751), (463, 44432), (926, 22216), (1852, 11108), (2777, 7408), (3704, 5554)]