19335280

素因数分解:

$2^4\times 5^1\times {\mathrm{241691}}^1$

素因数の和:241704

約数の個数: 20

約数和(自身を含む): 44954712

約数和(自身を除く): 25619432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241691, 483382, 966764, 1208455, 1933528, 2416910, 3867056, 4833820, 9667640, 19335280]

約数ペア:

[(1, 19335280), (2, 9667640), (4, 4833820), (5, 3867056), (8, 2416910), (10, 1933528), (16, 1208455), (20, 966764), (40, 483382), (80, 241691)]