19228858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{1973}}^1$

素因数の和:2429

約数の個数: 16

約数和(自身を含む): 31552416

約数和(自身を除く): 12323558

約数列:

[1, 2, 11, 22, 443, 886, 1973, 3946, 4873, 9746, 21703, 43406, 874039, 1748078, 9614429, 19228858]

約数ペア:

[(1, 19228858), (2, 9614429), (11, 1748078), (22, 874039), (443, 43406), (886, 21703), (1973, 9746), (3946, 4873)]