20263906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{947}}^1$

素因数の和:1785

約数の個数: 16

約数和(自身を含む): 32808384

約数和(自身を除く): 12544478

約数列:

[1, 2, 13, 26, 823, 947, 1646, 1894, 10699, 12311, 21398, 24622, 779381, 1558762, 10131953, 20263906]

約数ペア:

[(1, 20263906), (2, 10131953), (13, 1558762), (26, 779381), (823, 24622), (947, 21398), (1646, 12311), (1894, 10699)]