20828874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{315589}}^1$

素因数の和:315605

約数の個数: 16

約数和(自身を含む): 45444960

約数和(自身を除く): 24616086

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 315589, 631178, 946767, 1893534, 3471479, 6942958, 10414437, 20828874]

約数ペア:

[(1, 20828874), (2, 10414437), (3, 6942958), (6, 3471479), (11, 1893534), (22, 946767), (33, 631178), (66, 315589)]