18590277

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 25256000

約数和(自身を除く): 6665723

約数列:

[1, 3, 109, 139, 327, 409, 417, 1227, 15151, 44581, 45453, 56851, 133743, 170553, 6196759, 18590277]

約数ペア:

[(1, 18590277), (3, 6196759), (109, 170553), (139, 133743), (327, 56851), (409, 45453), (417, 44581), (1227, 15151)]