2019917081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{304067}}^1$

素因数の和:304160

約数の個数: 16

約数和(自身を含む): 2520115584

約数和(自身を除く): 500198503

約数列:

[1, 7, 13, 73, 91, 511, 949, 6643, 304067, 2128469, 3952871, 22196891, 27670097, 155378237, 288559583, 2019917081]

約数ペア:

[(1, 2019917081), (7, 288559583), (13, 155378237), (73, 27670097), (91, 22196891), (511, 3952871), (949, 2128469), (6643, 304067)]