19668328448

素因数分解:

$2^{13}\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1987

約数の個数: 112

約数和(自身を含む): 41615441280

約数和(自身を除く): 21947112832

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 248, 256, 328, 496, 512, 656, 992, 1024, 1271, 1312, 1889, 1984, 2048, 2542, 2624, 3778, 3968, 4096, 5084, 5248, 7556, 7936, 8192, 10168, 10496, 15112, 15872, 20336, 20992, 30224, 31744, 40672, 41984, 58559, 60448, 63488, 77449, 81344, 83968, 117118, 120896, 126976, 154898, 162688, 167936, 234236, 241792, 253952, 309796, 325376, 335872, 468472, 483584, 619592, 650752, 936944, 967168, 1239184, 1301504, 1873888, 1934336, 2400919, 2478368, 2603008, 3747776, 3868672, 4801838, 4956736, 5206016, 7495552, 7737344, 9603676, 9913472, 10412032, 14991104, 15474688, 19207352, 19826944, 29982208, 38414704, 39653888, 59964416, 76829408, 79307776, 119928832, 153658816, 158615552, 239857664, 307317632, 317231104, 479715328, 614635264, 634462208, 1229270528, 2458541056, 4917082112, 9834164224, 19668328448]

約数ペア:

[(1, 19668328448), (2, 9834164224), (4, 4917082112), (8, 2458541056), (16, 1229270528), (31, 634462208), (32, 614635264), (41, 479715328), (62, 317231104), (64, 307317632), (82, 239857664), (124, 158615552), (128, 153658816), (164, 119928832), (248, 79307776), (256, 76829408), (328, 59964416), (496, 39653888), (512, 38414704), (656, 29982208), (992, 19826944), (1024, 19207352), (1271, 15474688), (1312, 14991104), (1889, 10412032), (1984, 9913472), (2048, 9603676), (2542, 7737344), (2624, 7495552), (3778, 5206016), (3968, 4956736), (4096, 4801838), (5084, 3868672), (5248, 3747776), (7556, 2603008), (7936, 2478368), (8192, 2400919), (10168, 1934336), (10496, 1873888), (15112, 1301504), (15872, 1239184), (20336, 967168), (20992, 936944), (30224, 650752), (31744, 619592), (40672, 483584), (41984, 468472), (58559, 335872), (60448, 325376), (63488, 309796), (77449, 253952), (81344, 241792), (83968, 234236), (117118, 167936), (120896, 162688), (126976, 154898)]