20003523

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2153}}^1$

素因数の和:2338

約数の個数: 16

約数和(自身を含む): 28260480

約数和(自身を除く): 8256957

約数列:

[1, 3, 19, 57, 163, 489, 2153, 3097, 6459, 9291, 40907, 122721, 350939, 1052817, 6667841, 20003523]

約数ペア:

[(1, 20003523), (3, 6667841), (19, 1052817), (57, 350939), (163, 122721), (489, 40907), (2153, 9291), (3097, 6459)]