19829156

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 36120000

約数和(自身を除く): 16290844

約数列:

[1, 2, 4, 29, 58, 116, 199, 398, 796, 859, 1718, 3436, 5771, 11542, 23084, 24911, 49822, 99644, 170941, 341882, 683764, 4957289, 9914578, 19829156]

約数ペア:

[(1, 19829156), (2, 9914578), (4, 4957289), (29, 683764), (58, 341882), (116, 170941), (199, 99644), (398, 49822), (796, 24911), (859, 23084), (1718, 11542), (3436, 5771)]