2019490858

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{354421}}^1$

素因数の和:354478

約数の個数: 32

約数和(自身を含む): 3878794368

約数和(自身を除く): 1859303510

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 5698, 354421, 708842, 2480947, 3898631, 4961894, 7797262, 13113577, 26227154, 27290417, 54580834, 91795039, 144249347, 183590078, 288498694, 1009745429, 2019490858]

約数ペア:

[(1, 2019490858), (2, 1009745429), (7, 288498694), (11, 183590078), (14, 144249347), (22, 91795039), (37, 54580834), (74, 27290417), (77, 26227154), (154, 13113577), (259, 7797262), (407, 4961894), (518, 3898631), (814, 2480947), (2849, 708842), (5698, 354421)]