18697782

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{42689}}^1$

素因数の和:42767

約数の個数: 16

約数和(自身を含む): 37908720

約数和(自身を除く): 19210938

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 42689, 85378, 128067, 256134, 3116297, 6232594, 9348891, 18697782]

約数ペア:

[(1, 18697782), (2, 9348891), (3, 6232594), (6, 3116297), (73, 256134), (146, 128067), (219, 85378), (438, 42689)]