20320635

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10667}}^1$

素因数の和:10802

約数の個数: 16

約数和(自身を含む): 32772096

約数和(自身を除く): 12451461

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 10667, 32001, 53335, 160005, 1354709, 4064127, 6773545, 20320635]

約数ペア:

[(1, 20320635), (3, 6773545), (5, 4064127), (15, 1354709), (127, 160005), (381, 53335), (635, 32001), (1905, 10667)]