2019408921

素因数分解:

$3^3\times {\mathrm{1123}}^1\times {\mathrm{66601}}^1$

素因数の和:67733

約数の個数: 16

約数和(自身を含む): 2994425920

約数和(自身を除く): 975016999

約数列:

[1, 3, 9, 27, 1123, 3369, 10107, 30321, 66601, 199803, 599409, 1798227, 74792923, 224378769, 673136307, 2019408921]

約数ペア:

[(1, 2019408921), (3, 673136307), (9, 224378769), (27, 74792923), (1123, 1798227), (3369, 599409), (10107, 199803), (30321, 66601)]