12972812

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{7321}}^1$

素因数の和:7768

約数の個数: 12

約数和(自身を含む): 22756776

約数和(自身を除く): 9783964

約数列:

[1, 2, 4, 443, 886, 1772, 7321, 14642, 29284, 3243203, 6486406, 12972812]

約数ペア:

[(1, 12972812), (2, 6486406), (4, 3243203), (443, 29284), (886, 14642), (1772, 7321)]