20368384

素因数分解:

$2^{10}\times {\mathrm{19891}}^1$

素因数の和:19911

約数の個数: 22

約数和(自身を含む): 40718924

約数和(自身を除く): 20350540

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 19891, 39782, 79564, 159128, 318256, 636512, 1273024, 2546048, 5092096, 10184192, 20368384]

約数ペア:

[(1, 20368384), (2, 10184192), (4, 5092096), (8, 2546048), (16, 1273024), (32, 636512), (64, 318256), (128, 159128), (256, 79564), (512, 39782), (1024, 19891)]