20199312016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97112077}}^1$

素因数の和:97112098

約数の個数: 20

約数和(自身を含む): 42146641852

約数和(自身を除く): 21947329836

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97112077, 194224154, 388448308, 776896616, 1262457001, 1553793232, 2524914002, 5049828004, 10099656008, 20199312016]

約数ペア:

[(1, 20199312016), (2, 10099656008), (4, 5049828004), (8, 2524914002), (13, 1553793232), (16, 1262457001), (26, 776896616), (52, 388448308), (104, 194224154), (208, 97112077)]