9911836

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{20479}}^1$

素因数の和:20505

約数の個数: 18

約数和(自身を含む): 19066880

約数和(自身を除く): 9155044

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 20479, 40958, 81916, 225269, 450538, 901076, 2477959, 4955918, 9911836]

約数ペア:

[(1, 9911836), (2, 4955918), (4, 2477959), (11, 901076), (22, 450538), (44, 225269), (121, 81916), (242, 40958), (484, 20479)]