16973420

素因数分解:

$2^2\times 5^1\times {\mathrm{848671}}^1$

素因数の和:848680

約数の個数: 12

約数和(自身を含む): 35644224

約数和(自身を除く): 18670804

約数列:

[1, 2, 4, 5, 10, 20, 848671, 1697342, 3394684, 4243355, 8486710, 16973420]

約数ペア:

[(1, 16973420), (2, 8486710), (4, 4243355), (5, 3394684), (10, 1697342), (20, 848671)]