20480776

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{5779}}^1$

素因数の和:6228

約数の個数: 16

約数和(自身を含む): 38494800

約数和(自身を除く): 18014024

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 5779, 11558, 23116, 46232, 2560097, 5120194, 10240388, 20480776]

約数ペア:

[(1, 20480776), (2, 10240388), (4, 5120194), (8, 2560097), (443, 46232), (886, 23116), (1772, 11558), (3544, 5779)]