20676898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19997}}^1$

素因数の和:20057

約数の個数: 16

約数和(自身を含む): 34556544

約数和(自身を除く): 13879646

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19997, 39994, 219967, 439934, 939859, 1879718, 10338449, 20676898]

約数ペア:

[(1, 20676898), (2, 10338449), (11, 1879718), (22, 939859), (47, 439934), (94, 219967), (517, 39994), (1034, 19997)]