20186361

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 34384000

約数和(自身を除く): 14197639

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 199, 221, 289, 351, 459, 597, 663, 867, 1791, 1989, 2587, 2601, 3383, 3757, 5373, 5967, 7761, 7803, 10149, 11271, 23283, 30447, 33813, 43979, 57511, 69849, 91341, 101439, 131937, 172533, 395811, 517599, 747643, 1187433, 1552797, 2242929, 6728787, 20186361]

約数ペア:

[(1, 20186361), (3, 6728787), (9, 2242929), (13, 1552797), (17, 1187433), (27, 747643), (39, 517599), (51, 395811), (117, 172533), (153, 131937), (199, 101439), (221, 91341), (289, 69849), (351, 57511), (459, 43979), (597, 33813), (663, 30447), (867, 23283), (1791, 11271), (1989, 10149), (2587, 7803), (2601, 7761), (3383, 5967), (3757, 5373)]