20216722

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{28001}}^1$

素因数の和:28041

約数の個数: 12

約数和(自身を含む): 32006286

約数和(自身を除く): 11789564

約数列:

[1, 2, 19, 38, 361, 722, 28001, 56002, 532019, 1064038, 10108361, 20216722]

約数ペア:

[(1, 20216722), (2, 10108361), (19, 1064038), (38, 532019), (361, 56002), (722, 28001)]