2108791874

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{111659}}^1$

素因数の和:111758

約数の個数: 32

約数和(自身を含む): 3858969600

約数和(自身を除く): 1750177726

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 994, 1349, 2698, 9443, 18886, 111659, 223318, 781613, 1563226, 2121521, 4243042, 7927789, 14850647, 15855578, 29701294, 55494523, 110989046, 150627991, 301255982, 1054395937, 2108791874]

約数ペア:

[(1, 2108791874), (2, 1054395937), (7, 301255982), (14, 150627991), (19, 110989046), (38, 55494523), (71, 29701294), (133, 15855578), (142, 14850647), (266, 7927789), (497, 4243042), (994, 2121521), (1349, 1563226), (2698, 781613), (9443, 223318), (18886, 111659)]