19872202

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13781}}^1$

素因数の和:13893

約数の個数: 16

約数和(自身を含む): 34399872

約数和(自身を除く): 14527670

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 13781, 27562, 96467, 192934, 1419443, 2838886, 9936101, 19872202]

約数ペア:

[(1, 19872202), (2, 9936101), (7, 2838886), (14, 1419443), (103, 192934), (206, 96467), (721, 27562), (1442, 13781)]