19835776

素因数分解:

$2^7\times {\mathrm{353}}^1\times {\mathrm{439}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 39718800

約数和(自身を除く): 19883024

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 353, 439, 706, 878, 1412, 1756, 2824, 3512, 5648, 7024, 11296, 14048, 22592, 28096, 45184, 56192, 154967, 309934, 619868, 1239736, 2479472, 4958944, 9917888, 19835776]

約数ペア:

[(1, 19835776), (2, 9917888), (4, 4958944), (8, 2479472), (16, 1239736), (32, 619868), (64, 309934), (128, 154967), (353, 56192), (439, 45184), (706, 28096), (878, 22592), (1412, 14048), (1756, 11296), (2824, 7024), (3512, 5648)]