20553095

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{937}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 25528608

約数和(自身を除く): 4975513

約数列:

[1, 5, 41, 107, 205, 535, 937, 4387, 4685, 21935, 38417, 100259, 192085, 501295, 4110619, 20553095]

約数ペア:

[(1, 20553095), (5, 4110619), (41, 501295), (107, 192085), (205, 100259), (535, 38417), (937, 21935), (4387, 4685)]