19869712

素因数分解:

$2^4\times {\mathrm{863}}^1\times {\mathrm{1439}}^1$

素因数の和:2310

約数の個数: 20

約数和(自身を含む): 38568960

約数和(自身を除く): 18699248

約数列:

[1, 2, 4, 8, 16, 863, 1439, 1726, 2878, 3452, 5756, 6904, 11512, 13808, 23024, 1241857, 2483714, 4967428, 9934856, 19869712]

約数ペア:

[(1, 19869712), (2, 9934856), (4, 4967428), (8, 2483714), (16, 1241857), (863, 23024), (1439, 13808), (1726, 11512), (2878, 6904), (3452, 5756)]