18735442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20771}}^1$

素因数の和:20825

約数の個数: 16

約数和(自身を含む): 31407264

約数和(自身を除く): 12671822

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 20771, 41542, 228481, 456962, 851611, 1703222, 9367721, 18735442]

約数ペア:

[(1, 18735442), (2, 9367721), (11, 1703222), (22, 851611), (41, 456962), (82, 228481), (451, 41542), (902, 20771)]