20061891423

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1\times {\mathrm{3449}}^1$

素因数の和:4316

約数の個数: 48

約数和(自身を含む): 33434419200

約数和(自身を除く): 13372527777

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 727, 889, 1143, 2181, 2667, 3449, 5089, 6543, 8001, 10347, 15267, 24143, 31041, 45801, 72429, 92329, 217287, 276987, 438023, 646303, 830961, 1314069, 1938909, 2507423, 3066161, 3942207, 5816727, 7522269, 9198483, 17551961, 22566807, 27595449, 52655883, 157967649, 318442721, 955328163, 2229099047, 2865984489, 6687297141, 20061891423]

約数ペア:

[(1, 20061891423), (3, 6687297141), (7, 2865984489), (9, 2229099047), (21, 955328163), (63, 318442721), (127, 157967649), (381, 52655883), (727, 27595449), (889, 22566807), (1143, 17551961), (2181, 9198483), (2667, 7522269), (3449, 5816727), (5089, 3942207), (6543, 3066161), (8001, 2507423), (10347, 1938909), (15267, 1314069), (24143, 830961), (31041, 646303), (45801, 438023), (72429, 276987), (92329, 217287)]