218988670

素因数分解:

$2^1\times 5^1\times {\mathrm{2099}}^1\times {\mathrm{10433}}^1$

素因数の和:12539

約数の個数: 16

約数和(自身を含む): 394405200

約数和(自身を除く): 175416530

約数列:

[1, 2, 5, 10, 2099, 4198, 10433, 10495, 20866, 20990, 52165, 104330, 21898867, 43797734, 109494335, 218988670]

約数ペア:

[(1, 218988670), (2, 109494335), (5, 43797734), (10, 21898867), (2099, 104330), (4198, 52165), (10433, 20990), (10495, 20866)]