19306960

素因数分解:

$2^4\times 5^1\times {\mathrm{241337}}^1$

素因数の和:241350

約数の個数: 20

約数和(自身を含む): 44888868

約数和(自身を除く): 25581908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241337, 482674, 965348, 1206685, 1930696, 2413370, 3861392, 4826740, 9653480, 19306960]

約数ペア:

[(1, 19306960), (2, 9653480), (4, 4826740), (5, 3861392), (8, 2413370), (10, 1930696), (16, 1206685), (20, 965348), (40, 482674), (80, 241337)]