20199807020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24633911}}^1$

素因数の和:24633961

約数の個数: 24

約数和(自身を含む): 43454220768

約数和(自身を除く): 23254413748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24633911, 49267822, 98535644, 123169555, 246339110, 492678220, 1009990351, 2019980702, 4039961404, 5049951755, 10099903510, 20199807020]

約数ペア:

[(1, 20199807020), (2, 10099903510), (4, 5049951755), (5, 4039961404), (10, 2019980702), (20, 1009990351), (41, 492678220), (82, 246339110), (164, 123169555), (205, 98535644), (410, 49267822), (820, 24633911)]