27806992

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{20939}}^1$

素因数の和:21030

約数の個数: 20

約数和(自身を含む): 54527760

約数和(自身を除く): 26720768

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 20939, 41878, 83756, 167512, 335024, 1737937, 3475874, 6951748, 13903496, 27806992]

約数ペア:

[(1, 27806992), (2, 13903496), (4, 6951748), (8, 3475874), (16, 1737937), (83, 335024), (166, 167512), (332, 83756), (664, 41878), (1328, 20939)]