19178434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{5039}}^1$

素因数の和:5225

約数の個数: 16

約数和(自身を含む): 31570560

約数和(自身を除く): 12392126

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 5039, 10078, 55429, 110858, 871747, 1743494, 9589217, 19178434]

約数ペア:

[(1, 19178434), (2, 9589217), (11, 1743494), (22, 871747), (173, 110858), (346, 55429), (1903, 10078), (3806, 5039)]