257536

素因数分解:

$2^9\times {\mathrm{503}}^1$

素因数の和:521

約数の個数: 20

約数和(自身を含む): 515592

約数和(自身を除く): 258056

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 503, 512, 1006, 2012, 4024, 8048, 16096, 32192, 64384, 128768, 257536]

約数ペア:

[(1, 257536), (2, 128768), (4, 64384), (8, 32192), (16, 16096), (32, 8048), (64, 4024), (128, 2012), (256, 1006), (503, 512)]