20108535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78857}}^1$

素因数の和:78882

約数の個数: 16

約数和(自身を含む): 34066656

約数和(自身を除く): 13958121

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 78857, 236571, 394285, 1182855, 1340569, 4021707, 6702845, 20108535]

約数ペア:

[(1, 20108535), (3, 6702845), (5, 4021707), (15, 1340569), (17, 1182855), (51, 394285), (85, 236571), (255, 78857)]