201990512948

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{66182999}}^1$

素因数の和:66183119

約数の個数: 24

約数和(自身を含む): 407687280000

約数和(自身を除く): 205696767052

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 66182999, 132365998, 264731996, 463280993, 926561986, 1853123972, 7213946891, 14427893782, 28855787564, 50497628237, 100995256474, 201990512948]

約数ペア:

[(1, 201990512948), (2, 100995256474), (4, 50497628237), (7, 28855787564), (14, 14427893782), (28, 7213946891), (109, 1853123972), (218, 926561986), (436, 463280993), (763, 264731996), (1526, 132365998), (3052, 66182999)]