20774912

素因数分解:

$2^{16}\times {\mathrm{317}}^1$

素因数の和:349

約数の個数: 34

約数和(自身を含む): 41680578

約数和(自身を除く): 20905666

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 317, 512, 634, 1024, 1268, 2048, 2536, 4096, 5072, 8192, 10144, 16384, 20288, 32768, 40576, 65536, 81152, 162304, 324608, 649216, 1298432, 2596864, 5193728, 10387456, 20774912]

約数ペア:

[(1, 20774912), (2, 10387456), (4, 5193728), (8, 2596864), (16, 1298432), (32, 649216), (64, 324608), (128, 162304), (256, 81152), (317, 65536), (512, 40576), (634, 32768), (1024, 20288), (1268, 16384), (2048, 10144), (2536, 8192), (4096, 5072)]