19137320

素因数分解:

$2^3\times 5^1\times {\mathrm{478433}}^1$

素因数の和:478444

約数の個数: 16

約数和(自身を含む): 43059060

約数和(自身を除く): 23921740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 478433, 956866, 1913732, 2392165, 3827464, 4784330, 9568660, 19137320]

約数ペア:

[(1, 19137320), (2, 9568660), (4, 4784330), (5, 3827464), (8, 2392165), (10, 1913732), (20, 956866), (40, 478433)]