19580691

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9473}}^1$

素因数の和:9542

約数の個数: 16

約数和(自身を含む): 28649376

約数和(自身を除く): 9068685

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 9473, 28419, 123149, 369447, 502069, 1506207, 6526897, 19580691]

約数ペア:

[(1, 19580691), (3, 6526897), (13, 1506207), (39, 502069), (53, 369447), (159, 123149), (689, 28419), (2067, 9473)]