19011320

素因数分解:

$2^3\times 5^1\times {\mathrm{475283}}^1$

素因数の和:475294

約数の個数: 16

約数和(自身を含む): 42775560

約数和(自身を除く): 23764240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 475283, 950566, 1901132, 2376415, 3802264, 4752830, 9505660, 19011320]

約数ペア:

[(1, 19011320), (2, 9505660), (4, 4752830), (5, 3802264), (8, 2376415), (10, 1901132), (20, 950566), (40, 475283)]