20764533952

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{742439}}^1$

素因数の和:742493

約数の個数: 56

約数和(自身を含む): 45259142400

約数和(自身を除く): 24494608448

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1216, 1472, 1748, 3496, 6992, 13984, 27968, 742439, 1484878, 2969756, 5939512, 11879024, 14106341, 17076097, 23758048, 28212682, 34152194, 47516096, 56425364, 68304388, 112850728, 136608776, 225701456, 273217552, 324445843, 451402912, 546435104, 648891686, 902805824, 1092870208, 1297783372, 2595566744, 5191133488, 10382266976, 20764533952]

約数ペア:

[(1, 20764533952), (2, 10382266976), (4, 5191133488), (8, 2595566744), (16, 1297783372), (19, 1092870208), (23, 902805824), (32, 648891686), (38, 546435104), (46, 451402912), (64, 324445843), (76, 273217552), (92, 225701456), (152, 136608776), (184, 112850728), (304, 68304388), (368, 56425364), (437, 47516096), (608, 34152194), (736, 28212682), (874, 23758048), (1216, 17076097), (1472, 14106341), (1748, 11879024), (3496, 5939512), (6992, 2969756), (13984, 1484878), (27968, 742439)]