39972542

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 68428800

約数和(自身を除く): 28456258

約数列:

[1, 2, 17, 19, 34, 38, 43, 86, 323, 646, 731, 817, 1439, 1462, 1634, 2878, 13889, 24463, 27341, 27778, 48926, 54682, 61877, 123754, 464797, 929594, 1051909, 1175663, 2103818, 2351326, 19986271, 39972542]

約数ペア:

[(1, 39972542), (2, 19986271), (17, 2351326), (19, 2103818), (34, 1175663), (38, 1051909), (43, 929594), (86, 464797), (323, 123754), (646, 61877), (731, 54682), (817, 48926), (1439, 27778), (1462, 27341), (1634, 24463), (2878, 13889)]