18266960

素因数分解:

$2^4\times 5^1\times {\mathrm{228337}}^1$

素因数の和:228350

約数の個数: 20

約数和(自身を含む): 42470868

約数和(自身を除く): 24203908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 228337, 456674, 913348, 1141685, 1826696, 2283370, 3653392, 4566740, 9133480, 18266960]

約数ペア:

[(1, 18266960), (2, 9133480), (4, 4566740), (5, 3653392), (8, 2283370), (10, 1826696), (16, 1141685), (20, 913348), (40, 456674), (80, 228337)]