20628314

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5689}}^1$

素因数の和:5742

約数の個数: 24

約数和(自身を含む): 36973620

約数和(自身を除く): 16345306

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5689, 11378, 39823, 79646, 210493, 278761, 420986, 557522, 1473451, 2946902, 10314157, 20628314]

約数ペア:

[(1, 20628314), (2, 10314157), (7, 2946902), (14, 1473451), (37, 557522), (49, 420986), (74, 278761), (98, 210493), (259, 79646), (518, 39823), (1813, 11378), (3626, 5689)]