18274315

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1062

約数の個数: 16

約数和(自身を含む): 22720320

約数和(自身を除く): 4446005

約数列:

[1, 5, 41, 97, 205, 485, 919, 3977, 4595, 19885, 37679, 89143, 188395, 445715, 3654863, 18274315]

約数ペア:

[(1, 18274315), (5, 3654863), (41, 445715), (97, 188395), (205, 89143), (485, 37679), (919, 19885), (3977, 4595)]