2180407856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{19267}}^1$

素因数の和:19929

約数の個数: 40

約数和(自身を含む): 4615996224

約数和(自身を除く): 2435588368

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 643, 1286, 2572, 5144, 7073, 10288, 14146, 19267, 28292, 38534, 56584, 77068, 113168, 154136, 211937, 308272, 423874, 847748, 1695496, 3390992, 12388681, 24777362, 49554724, 99109448, 136275491, 198218896, 272550982, 545101964, 1090203928, 2180407856]

約数ペア:

[(1, 2180407856), (2, 1090203928), (4, 545101964), (8, 272550982), (11, 198218896), (16, 136275491), (22, 99109448), (44, 49554724), (88, 24777362), (176, 12388681), (643, 3390992), (1286, 1695496), (2572, 847748), (5144, 423874), (7073, 308272), (10288, 211937), (14146, 154136), (19267, 113168), (28292, 77068), (38534, 56584)]