13478885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20269}}^1$

素因数の和:20300

約数の個数: 16

約数和(自身を含む): 19459200

約数和(自身を除く): 5980315

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 20269, 101345, 141883, 385111, 709415, 1925555, 2695777, 13478885]

約数ペア:

[(1, 13478885), (5, 2695777), (7, 1925555), (19, 709415), (35, 385111), (95, 141883), (133, 101345), (665, 20269)]