20122492016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1\times {\mathrm{5209}}^1$

素因数の和:5742

約数の個数: 80

約数和(自身を含む): 43537927680

約数和(自身を除く): 23415435664

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 467, 517, 752, 934, 1034, 1868, 2068, 3736, 4136, 5137, 5209, 7472, 8272, 10274, 10418, 20548, 20836, 21949, 41096, 41672, 43898, 57299, 82192, 83344, 87796, 114598, 175592, 229196, 241439, 244823, 351184, 458392, 482878, 489646, 916784, 965756, 979292, 1931512, 1958584, 2432603, 2693053, 3863024, 3917168, 4865206, 5386106, 9730412, 10772212, 19460824, 21544424, 26758633, 38921648, 43088848, 53517266, 107034532, 114332341, 214069064, 228664682, 428138128, 457329364, 914658728, 1257655751, 1829317456, 2515311502, 5030623004, 10061246008, 20122492016]

約数ペア:

[(1, 20122492016), (2, 10061246008), (4, 5030623004), (8, 2515311502), (11, 1829317456), (16, 1257655751), (22, 914658728), (44, 457329364), (47, 428138128), (88, 228664682), (94, 214069064), (176, 114332341), (188, 107034532), (376, 53517266), (467, 43088848), (517, 38921648), (752, 26758633), (934, 21544424), (1034, 19460824), (1868, 10772212), (2068, 9730412), (3736, 5386106), (4136, 4865206), (5137, 3917168), (5209, 3863024), (7472, 2693053), (8272, 2432603), (10274, 1958584), (10418, 1931512), (20548, 979292), (20836, 965756), (21949, 916784), (41096, 489646), (41672, 482878), (43898, 458392), (57299, 351184), (82192, 244823), (83344, 241439), (87796, 229196), (114598, 175592)]