198804538288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{653962297}}^1$

素因数の和:653962324

約数の個数: 20

約数和(自身を含む): 405456624760

約数和(自身を除く): 206652086472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 653962297, 1307924594, 2615849188, 5231698376, 10463396752, 12425283643, 24850567286, 49701134572, 99402269144, 198804538288]

約数ペア:

[(1, 198804538288), (2, 99402269144), (4, 49701134572), (8, 24850567286), (16, 12425283643), (19, 10463396752), (38, 5231698376), (76, 2615849188), (152, 1307924594), (304, 653962297)]