20105406574

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1291}}^1\times {\mathrm{707887}}^1$

素因数の和:709191

約数の個数: 16

約数和(自身を含む): 32925286656

約数和(自身を除く): 12819880082

約数列:

[1, 2, 11, 22, 1291, 2582, 14201, 28402, 707887, 1415774, 7786757, 15573514, 913882117, 1827764234, 10052703287, 20105406574]

約数ペア:

[(1, 20105406574), (2, 10052703287), (11, 1827764234), (22, 913882117), (1291, 15573514), (2582, 7786757), (14201, 1415774), (28402, 707887)]