19979964

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{32647}}^1$

素因数の和:32674

約数の個数: 36

約数和(自身を含む): 53477424

約数和(自身を除く): 33497460

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 32647, 65294, 97941, 130588, 195882, 293823, 391764, 554999, 587646, 1109998, 1175292, 1664997, 2219996, 3329994, 4994991, 6659988, 9989982, 19979964]

約数ペア:

[(1, 19979964), (2, 9989982), (3, 6659988), (4, 4994991), (6, 3329994), (9, 2219996), (12, 1664997), (17, 1175292), (18, 1109998), (34, 587646), (36, 554999), (51, 391764), (68, 293823), (102, 195882), (153, 130588), (204, 97941), (306, 65294), (612, 32647)]