18912854

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{1297}}^1$

素因数の和:1639

約数の個数: 16

約数和(自身を含む): 29719008

約数和(自身を除く): 10806154

約数列:

[1, 2, 23, 46, 317, 634, 1297, 2594, 7291, 14582, 29831, 59662, 411149, 822298, 9456427, 18912854]

約数ペア:

[(1, 18912854), (2, 9456427), (23, 822298), (46, 411149), (317, 59662), (634, 29831), (1297, 14582), (2594, 7291)]