11719090

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8431}}^1$

素因数の和:8577

約数の個数: 16

約数和(自身を含む): 21248640

約数和(自身を除く): 9529550

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 8431, 16862, 42155, 84310, 1171909, 2343818, 5859545, 11719090]

約数ペア:

[(1, 11719090), (2, 5859545), (5, 2343818), (10, 1171909), (139, 84310), (278, 42155), (695, 16862), (1390, 8431)]