1990126

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:435

約数の個数: 16

約数和(自身を含む): 3106224

約数和(自身を除く): 1116098

約数列:

[1, 2, 43, 73, 86, 146, 317, 634, 3139, 6278, 13631, 23141, 27262, 46282, 995063, 1990126]

約数ペア:

[(1, 1990126), (2, 995063), (43, 46282), (73, 27262), (86, 23141), (146, 13631), (317, 6278), (634, 3139)]