20080384

素因数分解:

$2^8\times {\mathrm{78439}}^1$

素因数の和:78455

約数の個数: 18

約数和(自身を含む): 40082840

約数和(自身を除く): 20002456

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78439, 156878, 313756, 627512, 1255024, 2510048, 5020096, 10040192, 20080384]

約数ペア:

[(1, 20080384), (2, 10040192), (4, 5020096), (8, 2510048), (16, 1255024), (32, 627512), (64, 313756), (128, 156878), (256, 78439)]