20885242

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1753}}^1$

素因数の和:1822

約数の個数: 32

約数和(自身を含む): 38391552

約数和(自身を除く): 17506310

約数列:

[1, 2, 7, 14, 23, 37, 46, 74, 161, 259, 322, 518, 851, 1702, 1753, 3506, 5957, 11914, 12271, 24542, 40319, 64861, 80638, 129722, 282233, 454027, 564466, 908054, 1491803, 2983606, 10442621, 20885242]

約数ペア:

[(1, 20885242), (2, 10442621), (7, 2983606), (14, 1491803), (23, 908054), (37, 564466), (46, 454027), (74, 282233), (161, 129722), (259, 80638), (322, 64861), (518, 40319), (851, 24542), (1702, 12271), (1753, 11914), (3506, 5957)]