22019950520

素因数分解:

$2^3\times 5^1\times {\mathrm{550498763}}^1$

素因数の和:550498774

約数の個数: 16

約数和(自身を含む): 49544888760

約数和(自身を除く): 27524938240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 550498763, 1100997526, 2201995052, 2752493815, 4403990104, 5504987630, 11009975260, 22019950520]

約数ペア:

[(1, 22019950520), (2, 11009975260), (4, 5504987630), (5, 4403990104), (8, 2752493815), (10, 2201995052), (20, 1100997526), (40, 550498763)]