20808824

素因数分解:

$2^3\times {\mathrm{1231}}^1\times {\mathrm{2113}}^1$

素因数の和:3350

約数の個数: 16

約数和(自身を含む): 39066720

約数和(自身を除く): 18257896

約数列:

[1, 2, 4, 8, 1231, 2113, 2462, 4226, 4924, 8452, 9848, 16904, 2601103, 5202206, 10404412, 20808824]

約数ペア:

[(1, 20808824), (2, 10404412), (4, 5202206), (8, 2601103), (1231, 16904), (2113, 9848), (2462, 8452), (4226, 4924)]