17940921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1931}}^1$

素因数の和:2116

約数の個数: 16

約数和(自身を含む): 25347840

約数和(自身を除く): 7406919

約数列:

[1, 3, 19, 57, 163, 489, 1931, 3097, 5793, 9291, 36689, 110067, 314753, 944259, 5980307, 17940921]

約数ペア:

[(1, 17940921), (3, 5980307), (19, 944259), (57, 314753), (163, 110067), (489, 36689), (1931, 9291), (3097, 5793)]