20513305736

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1033}}^1\times {\mathrm{32237}}^1$

素因数の和:33294

約数の個数: 64

約数和(自身を含む): 48001092480

約数和(自身を除く): 27487786744

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 1033, 2066, 4132, 7231, 8264, 11363, 14462, 22726, 28924, 32237, 45452, 57848, 64474, 79541, 90904, 128948, 159082, 225659, 257896, 318164, 354607, 451318, 636328, 709214, 902636, 1418428, 1805272, 2482249, 2836856, 4964498, 9928996, 19857992, 33300821, 66601642, 133203284, 233105747, 266406568, 366309031, 466211494, 732618062, 932422988, 1465236124, 1864845976, 2564163217, 2930472248, 5128326434, 10256652868, 20513305736]

約数ペア:

[(1, 20513305736), (2, 10256652868), (4, 5128326434), (7, 2930472248), (8, 2564163217), (11, 1864845976), (14, 1465236124), (22, 932422988), (28, 732618062), (44, 466211494), (56, 366309031), (77, 266406568), (88, 233105747), (154, 133203284), (308, 66601642), (616, 33300821), (1033, 19857992), (2066, 9928996), (4132, 4964498), (7231, 2836856), (8264, 2482249), (11363, 1805272), (14462, 1418428), (22726, 902636), (28924, 709214), (32237, 636328), (45452, 451318), (57848, 354607), (64474, 318164), (79541, 257896), (90904, 225659), (128948, 159082)]