19384840

素因数分解:

$2^3\times 5^1\times {\mathrm{484621}}^1$

素因数の和:484632

約数の個数: 16

約数和(自身を含む): 43615980

約数和(自身を除く): 24231140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 484621, 969242, 1938484, 2423105, 3876968, 4846210, 9692420, 19384840]

約数ペア:

[(1, 19384840), (2, 9692420), (4, 4846210), (5, 3876968), (8, 2423105), (10, 1938484), (20, 969242), (40, 484621)]