20791296

素因数分解:

$2^{14}\times 3^3\times {\mathrm{47}}^1$

素因数の和:84

約数の個数: 120

約数和(自身を含む): 62912640

約数和(自身を除く): 42121344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 64, 72, 94, 96, 108, 128, 141, 144, 188, 192, 216, 256, 282, 288, 376, 384, 423, 432, 512, 564, 576, 752, 768, 846, 864, 1024, 1128, 1152, 1269, 1504, 1536, 1692, 1728, 2048, 2256, 2304, 2538, 3008, 3072, 3384, 3456, 4096, 4512, 4608, 5076, 6016, 6144, 6768, 6912, 8192, 9024, 9216, 10152, 12032, 12288, 13536, 13824, 16384, 18048, 18432, 20304, 24064, 24576, 27072, 27648, 36096, 36864, 40608, 48128, 49152, 54144, 55296, 72192, 73728, 81216, 96256, 108288, 110592, 144384, 147456, 162432, 192512, 216576, 221184, 288768, 324864, 385024, 433152, 442368, 577536, 649728, 770048, 866304, 1155072, 1299456, 1732608, 2310144, 2598912, 3465216, 5197824, 6930432, 10395648, 20791296]

約数ペア:

[(1, 20791296), (2, 10395648), (3, 6930432), (4, 5197824), (6, 3465216), (8, 2598912), (9, 2310144), (12, 1732608), (16, 1299456), (18, 1155072), (24, 866304), (27, 770048), (32, 649728), (36, 577536), (47, 442368), (48, 433152), (54, 385024), (64, 324864), (72, 288768), (94, 221184), (96, 216576), (108, 192512), (128, 162432), (141, 147456), (144, 144384), (188, 110592), (192, 108288), (216, 96256), (256, 81216), (282, 73728), (288, 72192), (376, 55296), (384, 54144), (423, 49152), (432, 48128), (512, 40608), (564, 36864), (576, 36096), (752, 27648), (768, 27072), (846, 24576), (864, 24064), (1024, 20304), (1128, 18432), (1152, 18048), (1269, 16384), (1504, 13824), (1536, 13536), (1692, 12288), (1728, 12032), (2048, 10152), (2256, 9216), (2304, 9024), (2538, 8192), (3008, 6912), (3072, 6768), (3384, 6144), (3456, 6016), (4096, 5076), (4512, 4608)]