20245838718

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{969907}}^1$

素因数の和:969997

約数の個数: 48

約数和(自身を含む): 47766029184

約数和(自身を除く): 27520190466

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 142, 147, 213, 294, 426, 497, 994, 1491, 2982, 3479, 6958, 10437, 20874, 969907, 1939814, 2909721, 5819442, 6789349, 13578698, 20368047, 40736094, 47525443, 68863397, 95050886, 137726794, 142576329, 206590191, 285152658, 413180382, 482043779, 964087558, 1446131337, 2892262674, 3374306453, 6748612906, 10122919359, 20245838718]

約数ペア:

[(1, 20245838718), (2, 10122919359), (3, 6748612906), (6, 3374306453), (7, 2892262674), (14, 1446131337), (21, 964087558), (42, 482043779), (49, 413180382), (71, 285152658), (98, 206590191), (142, 142576329), (147, 137726794), (213, 95050886), (294, 68863397), (426, 47525443), (497, 40736094), (994, 20368047), (1491, 13578698), (2982, 6789349), (3479, 5819442), (6958, 2909721), (10437, 1939814), (20874, 969907)]