2018933217

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1686661}}^1$

素因数の和:1686693

約数の個数: 24

約数和(自身を含む): 3508256960

約数和(自身を除く): 1489323743

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1686661, 5059983, 11806627, 15179949, 32046559, 35419881, 96139677, 106259643, 224325913, 288419031, 672977739, 2018933217]

約数ペア:

[(1, 2018933217), (3, 672977739), (7, 288419031), (9, 224325913), (19, 106259643), (21, 96139677), (57, 35419881), (63, 32046559), (133, 15179949), (171, 11806627), (399, 5059983), (1197, 1686661)]