18826960

素因数分解:

$2^4\times 5^1\times {\mathrm{235337}}^1$

素因数の和:235350

約数の個数: 20

約数和(自身を含む): 43772868

約数和(自身を除く): 24945908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 235337, 470674, 941348, 1176685, 1882696, 2353370, 3765392, 4706740, 9413480, 18826960]

約数ペア:

[(1, 18826960), (2, 9413480), (4, 4706740), (5, 3765392), (8, 2353370), (10, 1882696), (16, 1176685), (20, 941348), (40, 470674), (80, 235337)]