19961754

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{10837}}^1$

素因数の和:11149

約数の個数: 16

約数和(自身を含む): 40057248

約数和(自身を除く): 20095494

約数列:

[1, 2, 3, 6, 307, 614, 921, 1842, 10837, 21674, 32511, 65022, 3326959, 6653918, 9980877, 19961754]

約数ペア:

[(1, 19961754), (2, 9980877), (3, 6653918), (6, 3326959), (307, 65022), (614, 32511), (921, 21674), (1842, 10837)]