18821544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4871}}^1$

素因数の和:4910

約数の個数: 64

約数和(自身を含む): 56125440

約数和(自身を除く): 37303896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 4871, 9742, 14613, 19484, 29226, 34097, 38968, 58452, 68194, 102291, 112033, 116904, 136388, 204582, 224066, 272776, 336099, 409164, 448132, 672198, 784231, 818328, 896264, 1344396, 1568462, 2352693, 2688792, 3136924, 4705386, 6273848, 9410772, 18821544]

約数ペア:

[(1, 18821544), (2, 9410772), (3, 6273848), (4, 4705386), (6, 3136924), (7, 2688792), (8, 2352693), (12, 1568462), (14, 1344396), (21, 896264), (23, 818328), (24, 784231), (28, 672198), (42, 448132), (46, 409164), (56, 336099), (69, 272776), (84, 224066), (92, 204582), (138, 136388), (161, 116904), (168, 112033), (184, 102291), (276, 68194), (322, 58452), (483, 38968), (552, 34097), (644, 29226), (966, 19484), (1288, 14613), (1932, 9742), (3864, 4871)]