20850144

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 192

約数和(自身を含む): 69672960

約数和(自身を除く): 48822816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 23, 24, 28, 32, 38, 42, 46, 48, 56, 57, 69, 71, 76, 84, 92, 96, 112, 114, 133, 138, 142, 152, 161, 168, 184, 213, 224, 228, 266, 276, 284, 304, 322, 336, 368, 399, 426, 437, 456, 483, 497, 532, 552, 568, 608, 644, 672, 736, 798, 852, 874, 912, 966, 994, 1064, 1104, 1136, 1288, 1311, 1349, 1491, 1596, 1633, 1704, 1748, 1824, 1932, 1988, 2128, 2208, 2272, 2576, 2622, 2698, 2982, 3059, 3192, 3266, 3408, 3496, 3864, 3976, 4047, 4256, 4899, 5152, 5244, 5396, 5964, 6118, 6384, 6532, 6816, 6992, 7728, 7952, 8094, 9177, 9443, 9798, 10488, 10792, 11431, 11928, 12236, 12768, 13064, 13984, 15456, 15904, 16188, 18354, 18886, 19596, 20976, 21584, 22862, 23856, 24472, 26128, 28329, 31027, 32376, 34293, 36708, 37772, 39192, 41952, 43168, 45724, 47712, 48944, 52256, 56658, 62054, 64752, 68586, 73416, 75544, 78384, 91448, 93081, 97888, 113316, 124108, 129504, 137172, 146832, 151088, 156768, 182896, 186162, 217189, 226632, 248216, 274344, 293664, 302176, 365792, 372324, 434378, 453264, 496432, 548688, 651567, 744648, 868756, 906528, 992864, 1097376, 1303134, 1489296, 1737512, 2606268, 2978592, 3475024, 5212536, 6950048, 10425072, 20850144]

約数ペア:

[(1, 20850144), (2, 10425072), (3, 6950048), (4, 5212536), (6, 3475024), (7, 2978592), (8, 2606268), (12, 1737512), (14, 1489296), (16, 1303134), (19, 1097376), (21, 992864), (23, 906528), (24, 868756), (28, 744648), (32, 651567), (38, 548688), (42, 496432), (46, 453264), (48, 434378), (56, 372324), (57, 365792), (69, 302176), (71, 293664), (76, 274344), (84, 248216), (92, 226632), (96, 217189), (112, 186162), (114, 182896), (133, 156768), (138, 151088), (142, 146832), (152, 137172), (161, 129504), (168, 124108), (184, 113316), (213, 97888), (224, 93081), (228, 91448), (266, 78384), (276, 75544), (284, 73416), (304, 68586), (322, 64752), (336, 62054), (368, 56658), (399, 52256), (426, 48944), (437, 47712), (456, 45724), (483, 43168), (497, 41952), (532, 39192), (552, 37772), (568, 36708), (608, 34293), (644, 32376), (672, 31027), (736, 28329), (798, 26128), (852, 24472), (874, 23856), (912, 22862), (966, 21584), (994, 20976), (1064, 19596), (1104, 18886), (1136, 18354), (1288, 16188), (1311, 15904), (1349, 15456), (1491, 13984), (1596, 13064), (1633, 12768), (1704, 12236), (1748, 11928), (1824, 11431), (1932, 10792), (1988, 10488), (2128, 9798), (2208, 9443), (2272, 9177), (2576, 8094), (2622, 7952), (2698, 7728), (2982, 6992), (3059, 6816), (3192, 6532), (3266, 6384), (3408, 6118), (3496, 5964), (3864, 5396), (3976, 5244), (4047, 5152), (4256, 4899)]