20565886976

素因数分解:

$2^{11}\times {\mathrm{19}}^2\times {\mathrm{27817}}^1$

素因数の和:27877

約数の個数: 72

約数和(自身を含む): 43401504510

約数和(自身を除く): 22835617534

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 361, 512, 608, 722, 1024, 1216, 1444, 2048, 2432, 2888, 4864, 5776, 9728, 11552, 19456, 23104, 27817, 38912, 46208, 55634, 92416, 111268, 184832, 222536, 369664, 445072, 528523, 739328, 890144, 1057046, 1780288, 2114092, 3560576, 4228184, 7121152, 8456368, 10041937, 14242304, 16912736, 20083874, 28484608, 33825472, 40167748, 56969216, 67650944, 80335496, 135301888, 160670992, 270603776, 321341984, 541207552, 642683968, 1082415104, 1285367936, 2570735872, 5141471744, 10282943488, 20565886976]

約数ペア:

[(1, 20565886976), (2, 10282943488), (4, 5141471744), (8, 2570735872), (16, 1285367936), (19, 1082415104), (32, 642683968), (38, 541207552), (64, 321341984), (76, 270603776), (128, 160670992), (152, 135301888), (256, 80335496), (304, 67650944), (361, 56969216), (512, 40167748), (608, 33825472), (722, 28484608), (1024, 20083874), (1216, 16912736), (1444, 14242304), (2048, 10041937), (2432, 8456368), (2888, 7121152), (4864, 4228184), (5776, 3560576), (9728, 2114092), (11552, 1780288), (19456, 1057046), (23104, 890144), (27817, 739328), (38912, 528523), (46208, 445072), (55634, 369664), (92416, 222536), (111268, 184832)]