19964622

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{81157}}^1$

素因数の和:81203

約数の個数: 16

約数和(自身を含む): 40903632

約数和(自身を除く): 20939010

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 81157, 162314, 243471, 486942, 3327437, 6654874, 9982311, 19964622]

約数ペア:

[(1, 19964622), (2, 9982311), (3, 6654874), (6, 3327437), (41, 486942), (82, 243471), (123, 162314), (246, 81157)]