20512234315

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{21817}}^1\times {\mathrm{4373}}^1$

素因数の和:26238

約数の個数: 16

約数和(自身を含む): 25194030048

約数和(自身を除く): 4681795733

約数列:

[1, 5, 43, 215, 4373, 21817, 21865, 109085, 188039, 938131, 940195, 4690655, 95405741, 477028705, 4102446863, 20512234315]

約数ペア:

[(1, 20512234315), (5, 4102446863), (43, 477028705), (215, 95405741), (4373, 4690655), (21817, 940195), (21865, 938131), (109085, 188039)]