20157618467

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{481307}}^1$

素因数の和:481538

約数の個数: 16

約数和(自身を含む): 23903680512

約数和(自身を除く): 3746062045

約数列:

[1, 7, 31, 193, 217, 1351, 5983, 41881, 481307, 3369149, 14920517, 92892251, 104443619, 650245757, 2879659781, 20157618467]

約数ペア:

[(1, 20157618467), (7, 2879659781), (31, 650245757), (193, 104443619), (217, 92892251), (1351, 14920517), (5983, 3369149), (41881, 481307)]