18690222

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{19841}}^1$

素因数の和:20003

約数の個数: 16

約数和(自身を含む): 37620432

約数和(自身を除く): 18930210

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 19841, 39682, 59523, 119046, 3115037, 6230074, 9345111, 18690222]

約数ペア:

[(1, 18690222), (2, 9345111), (3, 6230074), (6, 3115037), (157, 119046), (314, 59523), (471, 39682), (942, 19841)]