20316912

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:291

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 48250128

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 23, 24, 28, 33, 42, 44, 46, 48, 56, 66, 69, 77, 84, 88, 92, 112, 132, 138, 154, 161, 168, 176, 184, 231, 239, 253, 264, 276, 308, 322, 336, 368, 462, 478, 483, 506, 528, 552, 616, 644, 717, 759, 924, 956, 966, 1012, 1104, 1232, 1288, 1434, 1518, 1673, 1771, 1848, 1912, 1932, 2024, 2576, 2629, 2868, 3036, 3346, 3542, 3696, 3824, 3864, 4048, 5019, 5258, 5313, 5497, 5736, 6072, 6692, 7084, 7728, 7887, 10038, 10516, 10626, 10994, 11472, 12144, 13384, 14168, 15774, 16491, 18403, 20076, 21032, 21252, 21988, 26768, 28336, 31548, 32982, 36806, 38479, 40152, 42064, 42504, 43976, 55209, 60467, 63096, 65964, 73612, 76958, 80304, 85008, 87952, 110418, 115437, 120934, 126192, 131928, 147224, 153916, 181401, 220836, 230874, 241868, 263856, 294448, 307832, 362802, 423269, 441672, 461748, 483736, 615664, 725604, 846538, 883344, 923496, 967472, 1269807, 1451208, 1693076, 1846992, 2539614, 2902416, 3386152, 5079228, 6772304, 10158456, 20316912]

約数ペア:

[(1, 20316912), (2, 10158456), (3, 6772304), (4, 5079228), (6, 3386152), (7, 2902416), (8, 2539614), (11, 1846992), (12, 1693076), (14, 1451208), (16, 1269807), (21, 967472), (22, 923496), (23, 883344), (24, 846538), (28, 725604), (33, 615664), (42, 483736), (44, 461748), (46, 441672), (48, 423269), (56, 362802), (66, 307832), (69, 294448), (77, 263856), (84, 241868), (88, 230874), (92, 220836), (112, 181401), (132, 153916), (138, 147224), (154, 131928), (161, 126192), (168, 120934), (176, 115437), (184, 110418), (231, 87952), (239, 85008), (253, 80304), (264, 76958), (276, 73612), (308, 65964), (322, 63096), (336, 60467), (368, 55209), (462, 43976), (478, 42504), (483, 42064), (506, 40152), (528, 38479), (552, 36806), (616, 32982), (644, 31548), (717, 28336), (759, 26768), (924, 21988), (956, 21252), (966, 21032), (1012, 20076), (1104, 18403), (1232, 16491), (1288, 15774), (1434, 14168), (1518, 13384), (1673, 12144), (1771, 11472), (1848, 10994), (1912, 10626), (1932, 10516), (2024, 10038), (2576, 7887), (2629, 7728), (2868, 7084), (3036, 6692), (3346, 6072), (3542, 5736), (3696, 5497), (3824, 5313), (3864, 5258), (4048, 5019)]