643072

素因数分解:

$2^{12}\times {\mathrm{157}}^1$

素因数の和:181

約数の個数: 26

約数和(自身を含む): 1294178

約数和(自身を除く): 651106

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 256, 314, 512, 628, 1024, 1256, 2048, 2512, 4096, 5024, 10048, 20096, 40192, 80384, 160768, 321536, 643072]

約数ペア:

[(1, 643072), (2, 321536), (4, 160768), (8, 80384), (16, 40192), (32, 20096), (64, 10048), (128, 5024), (157, 4096), (256, 2512), (314, 2048), (512, 1256), (628, 1024)]