20373190

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18691}}^1$

素因数の和:18807

約数の個数: 16

約数和(自身を含む): 37010160

約数和(自身を除く): 16636970

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18691, 37382, 93455, 186910, 2037319, 4074638, 10186595, 20373190]

約数ペア:

[(1, 20373190), (2, 10186595), (5, 4074638), (10, 2037319), (109, 186910), (218, 93455), (545, 37382), (1090, 18691)]