20655632

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{6689}}^1$

素因数の和:6890

約数の個数: 20

約数和(自身を含む): 40233660

約数和(自身を除く): 19578028

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 6689, 13378, 26756, 53512, 107024, 1290977, 2581954, 5163908, 10327816, 20655632]

約数ペア:

[(1, 20655632), (2, 10327816), (4, 5163908), (8, 2581954), (16, 1290977), (193, 107024), (386, 53512), (772, 26756), (1544, 13378), (3088, 6689)]