15781892

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5171}}^1$

素因数の和:5291

約数の個数: 24

約数和(自身を含む): 31859520

約数和(自身を除く): 16077628

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 5171, 10342, 20684, 36197, 72394, 144788, 563639, 1127278, 2254556, 3945473, 7890946, 15781892]

約数ペア:

[(1, 15781892), (2, 7890946), (4, 3945473), (7, 2254556), (14, 1127278), (28, 563639), (109, 144788), (218, 72394), (436, 36197), (763, 20684), (1526, 10342), (3052, 5171)]