1990414

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:311

約数の個数: 16

約数和(自身を含む): 3079296

約数和(自身を除く): 1088882

約数列:

[1, 2, 71, 107, 131, 142, 214, 262, 7597, 9301, 14017, 15194, 18602, 28034, 995207, 1990414]

約数ペア:

[(1, 1990414), (2, 995207), (71, 28034), (107, 18602), (131, 15194), (142, 14017), (214, 9301), (262, 7597)]