20289536

素因数分解:

$2^{11}\times {\mathrm{9907}}^1$

素因数の和:9929

約数の個数: 24

約数和(自身を含む): 40573260

約数和(自身を除く): 20283724

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 9907, 19814, 39628, 79256, 158512, 317024, 634048, 1268096, 2536192, 5072384, 10144768, 20289536]

約数ペア:

[(1, 20289536), (2, 10144768), (4, 5072384), (8, 2536192), (16, 1268096), (32, 634048), (64, 317024), (128, 158512), (256, 79256), (512, 39628), (1024, 19814), (2048, 9907)]