16857866

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 24

約数和(自身を含む): 26744256

約数和(自身を除く): 9886390

約数列:

[1, 2, 37, 47, 74, 94, 131, 262, 1369, 1739, 2738, 3478, 4847, 6157, 9694, 12314, 64343, 128686, 179339, 227809, 358678, 455618, 8428933, 16857866]

約数ペア:

[(1, 16857866), (2, 8428933), (37, 455618), (47, 358678), (74, 227809), (94, 179339), (131, 128686), (262, 64343), (1369, 12314), (1739, 9694), (2738, 6157), (3478, 4847)]