220121774

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{80749}}^1$

素因数の和:80827

約数の個数: 16

約数和(自身を含む): 348840000

約数和(自身を除く): 128718226

約数列:

[1, 2, 29, 47, 58, 94, 1363, 2726, 80749, 161498, 2341721, 3795203, 4683442, 7590406, 110060887, 220121774]

約数ペア:

[(1, 220121774), (2, 110060887), (29, 7590406), (47, 4683442), (58, 3795203), (94, 2341721), (1363, 161498), (2726, 80749)]