2018902100

素因数分解:

$2^2\times 5^2\times {\mathrm{20189021}}^1$

素因数の和:20189035

約数の個数: 18

約数和(自身を含む): 4381017774

約数和(自身を除く): 2362115674

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20189021, 40378042, 80756084, 100945105, 201890210, 403780420, 504725525, 1009451050, 2018902100]

約数ペア:

[(1, 2018902100), (2, 1009451050), (4, 504725525), (5, 403780420), (10, 201890210), (20, 100945105), (25, 80756084), (50, 40378042), (100, 20189021)]