81189922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{90011}}^1$

素因数の和:90065

約数の個数: 16

約数和(自身を含む): 136098144

約数和(自身を除く): 54908222

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 90011, 180022, 990121, 1980242, 3690451, 7380902, 40594961, 81189922]

約数ペア:

[(1, 81189922), (2, 40594961), (11, 7380902), (22, 3690451), (41, 1980242), (82, 990121), (451, 180022), (902, 90011)]