18361445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{641}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 23435568

約数和(自身を除く): 5074123

約数列:

[1, 5, 17, 85, 337, 641, 1685, 3205, 5729, 10897, 28645, 54485, 216017, 1080085, 3672289, 18361445]

約数ペア:

[(1, 18361445), (5, 3672289), (17, 1080085), (85, 216017), (337, 54485), (641, 28645), (1685, 10897), (3205, 5729)]