20195697320

素因数分解:

$2^3\times 5^1\times {\mathrm{504892433}}^1$

素因数の和:504892444

約数の個数: 16

約数和(自身を含む): 45440319060

約数和(自身を除く): 25244621740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504892433, 1009784866, 2019569732, 2524462165, 4039139464, 5048924330, 10097848660, 20195697320]

約数ペア:

[(1, 20195697320), (2, 10097848660), (4, 5048924330), (5, 4039139464), (8, 2524462165), (10, 2019569732), (20, 1009784866), (40, 504892433)]