28274032

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{3989}}^1$

素因数の和:4440

約数の個数: 20

約数和(自身を含む): 54918360

約数和(自身を除く): 26644328

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 3989, 7088, 7978, 15956, 31912, 63824, 1767127, 3534254, 7068508, 14137016, 28274032]

約数ペア:

[(1, 28274032), (2, 14137016), (4, 7068508), (8, 3534254), (16, 1767127), (443, 63824), (886, 31912), (1772, 15956), (3544, 7978), (3989, 7088)]