20288576

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:232

約数の個数: 112

約数和(自身を含む): 52669440

約数和(自身を除く): 32380864

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 154, 161, 176, 179, 184, 224, 253, 308, 322, 352, 358, 368, 448, 506, 616, 644, 704, 716, 736, 1012, 1232, 1253, 1288, 1432, 1472, 1771, 1969, 2024, 2464, 2506, 2576, 2864, 3542, 3938, 4048, 4117, 4928, 5012, 5152, 5728, 7084, 7876, 8096, 8234, 10024, 10304, 11456, 13783, 14168, 15752, 16192, 16468, 20048, 27566, 28336, 28819, 31504, 32936, 40096, 45287, 55132, 56672, 57638, 63008, 65872, 80192, 90574, 110264, 113344, 115276, 126016, 131744, 181148, 220528, 230552, 263488, 317009, 362296, 441056, 461104, 634018, 724592, 882112, 922208, 1268036, 1449184, 1844416, 2536072, 2898368, 5072144, 10144288, 20288576]

約数ペア:

[(1, 20288576), (2, 10144288), (4, 5072144), (7, 2898368), (8, 2536072), (11, 1844416), (14, 1449184), (16, 1268036), (22, 922208), (23, 882112), (28, 724592), (32, 634018), (44, 461104), (46, 441056), (56, 362296), (64, 317009), (77, 263488), (88, 230552), (92, 220528), (112, 181148), (154, 131744), (161, 126016), (176, 115276), (179, 113344), (184, 110264), (224, 90574), (253, 80192), (308, 65872), (322, 63008), (352, 57638), (358, 56672), (368, 55132), (448, 45287), (506, 40096), (616, 32936), (644, 31504), (704, 28819), (716, 28336), (736, 27566), (1012, 20048), (1232, 16468), (1253, 16192), (1288, 15752), (1432, 14168), (1472, 13783), (1771, 11456), (1969, 10304), (2024, 10024), (2464, 8234), (2506, 8096), (2576, 7876), (2864, 7084), (3542, 5728), (3938, 5152), (4048, 5012), (4117, 4928)]