2018992707

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{449}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 3073075200

約数和(自身を除く): 1054082493

約数列:

[1, 3, 9, 31, 71, 93, 213, 227, 279, 449, 639, 681, 1347, 2043, 2201, 4041, 6603, 7037, 13919, 16117, 19809, 21111, 31879, 41757, 48351, 63333, 95637, 101923, 125271, 145053, 286911, 305769, 499627, 917307, 988249, 1498881, 2964747, 3159613, 4496643, 7236533, 8894241, 9478839, 21709599, 28436517, 65128797, 224332523, 672997569, 2018992707]

約数ペア:

[(1, 2018992707), (3, 672997569), (9, 224332523), (31, 65128797), (71, 28436517), (93, 21709599), (213, 9478839), (227, 8894241), (279, 7236533), (449, 4496643), (639, 3159613), (681, 2964747), (1347, 1498881), (2043, 988249), (2201, 917307), (4041, 499627), (6603, 305769), (7037, 286911), (13919, 145053), (16117, 125271), (19809, 101923), (21111, 95637), (31879, 63333), (41757, 48351)]