20298931444

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41939941}}^1$

素因数の和:41939967

約数の個数: 18

約数和(自身を含む): 39046086002

約数和(自身を除く): 18747154558

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41939941, 83879882, 167759764, 461339351, 922678702, 1845357404, 5074732861, 10149465722, 20298931444]

約数ペア:

[(1, 20298931444), (2, 10149465722), (4, 5074732861), (11, 1845357404), (22, 922678702), (44, 461339351), (121, 167759764), (242, 83879882), (484, 41939941)]