19908608

素因数分解:

$2^{11}\times {\mathrm{9721}}^1$

素因数の和:9743

約数の個数: 24

約数和(自身を含む): 39811590

約数和(自身を除く): 19902982

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 9721, 19442, 38884, 77768, 155536, 311072, 622144, 1244288, 2488576, 4977152, 9954304, 19908608]

約数ペア:

[(1, 19908608), (2, 9954304), (4, 4977152), (8, 2488576), (16, 1244288), (32, 622144), (64, 311072), (128, 155536), (256, 77768), (512, 38884), (1024, 19442), (2048, 9721)]