19667426

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{3221}}^1$

素因数の和:3337

約数の個数: 16

約数和(自身を含む): 30621888

約数和(自身を除く): 10954462

約数列:

[1, 2, 43, 71, 86, 142, 3053, 3221, 6106, 6442, 138503, 228691, 277006, 457382, 9833713, 19667426]

約数ペア:

[(1, 19667426), (2, 9833713), (43, 457382), (71, 277006), (86, 228691), (142, 138503), (3053, 6442), (3221, 6106)]