19066908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 35123172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 71, 84, 92, 138, 139, 142, 161, 213, 276, 278, 284, 322, 417, 426, 483, 497, 556, 644, 834, 852, 966, 973, 994, 1491, 1633, 1668, 1932, 1946, 1988, 2919, 2982, 3197, 3266, 3892, 4899, 5838, 5964, 6394, 6532, 9591, 9798, 9869, 11431, 11676, 12788, 19182, 19596, 19738, 22379, 22862, 29607, 34293, 38364, 39476, 44758, 45724, 59214, 67137, 68586, 69083, 89516, 118428, 134274, 137172, 138166, 207249, 226987, 268548, 276332, 414498, 453974, 680961, 828996, 907948, 1361922, 1588909, 2723844, 3177818, 4766727, 6355636, 9533454, 19066908]

約数ペア:

[(1, 19066908), (2, 9533454), (3, 6355636), (4, 4766727), (6, 3177818), (7, 2723844), (12, 1588909), (14, 1361922), (21, 907948), (23, 828996), (28, 680961), (42, 453974), (46, 414498), (69, 276332), (71, 268548), (84, 226987), (92, 207249), (138, 138166), (139, 137172), (142, 134274), (161, 118428), (213, 89516), (276, 69083), (278, 68586), (284, 67137), (322, 59214), (417, 45724), (426, 44758), (483, 39476), (497, 38364), (556, 34293), (644, 29607), (834, 22862), (852, 22379), (966, 19738), (973, 19596), (994, 19182), (1491, 12788), (1633, 11676), (1668, 11431), (1932, 9869), (1946, 9798), (1988, 9591), (2919, 6532), (2982, 6394), (3197, 5964), (3266, 5838), (3892, 4899)]