1820367027

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{3643}}^1$

素因数の和:3885

約数の個数: 40

約数和(自身を含む): 2821913600

約数和(自身を除く): 1001546573

約数列:

[1, 3, 9, 27, 31, 81, 93, 199, 279, 597, 837, 1791, 2511, 3643, 5373, 6169, 10929, 16119, 18507, 32787, 55521, 98361, 112933, 166563, 295083, 338799, 499689, 724957, 1016397, 2174871, 3049191, 6524613, 9147573, 19573839, 22473667, 58721517, 67421001, 202263003, 606789009, 1820367027]

約数ペア:

[(1, 1820367027), (3, 606789009), (9, 202263003), (27, 67421001), (31, 58721517), (81, 22473667), (93, 19573839), (199, 9147573), (279, 6524613), (597, 3049191), (837, 2174871), (1791, 1016397), (2511, 724957), (3643, 499689), (5373, 338799), (6169, 295083), (10929, 166563), (16119, 112933), (18507, 98361), (32787, 55521)]