20160865705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2989009}}^1$

素因数の和:2989104

約数の個数: 16

約数和(自身を含む): 25825046400

約数和(自身を除く): 5664180695

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 2989009, 14945045, 56791171, 212219639, 283955855, 1061098195, 4032173141, 20160865705]

約数ペア:

[(1, 20160865705), (5, 4032173141), (19, 1061098195), (71, 283955855), (95, 212219639), (355, 56791171), (1349, 14945045), (6745, 2989009)]