19998843854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{44893}}^1\times {\mathrm{20249}}^1$

素因数の和:65155

約数の個数: 16

約数和(自身を含む): 32727726000

約数和(自身を除く): 12728882146

約数列:

[1, 2, 11, 22, 20249, 40498, 44893, 89786, 222739, 445478, 493823, 987646, 909038357, 1818076714, 9999421927, 19998843854]

約数ペア:

[(1, 19998843854), (2, 9999421927), (11, 1818076714), (22, 909038357), (20249, 987646), (40498, 493823), (44893, 445478), (89786, 222739)]