18609818

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1787}}^1$

素因数の和:1957

約数の個数: 16

約数和(自身を含む): 28836864

約数和(自身を除く): 10227046

約数列:

[1, 2, 41, 82, 127, 254, 1787, 3574, 5207, 10414, 73267, 146534, 226949, 453898, 9304909, 18609818]

約数ペア:

[(1, 18609818), (2, 9304909), (41, 453898), (82, 226949), (127, 146534), (254, 73267), (1787, 10414), (3574, 5207)]