20674522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10559}}^1$

素因数の和:10661

約数の個数: 16

約数和(自身を含む): 34214400

約数和(自身を除く): 13539878

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 10559, 21118, 116149, 232298, 939751, 1879502, 10337261, 20674522]

約数ペア:

[(1, 20674522), (2, 10337261), (11, 1879502), (22, 939751), (89, 232298), (178, 116149), (979, 21118), (1958, 10559)]