19511872

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{2797}}^1$

素因数の和:2918

約数の個数: 28

約数和(自身を含む): 39088060

約数和(自身を除く): 19576188

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 2797, 3488, 5594, 6976, 11188, 22376, 44752, 89504, 179008, 304873, 609746, 1219492, 2438984, 4877968, 9755936, 19511872]

約数ペア:

[(1, 19511872), (2, 9755936), (4, 4877968), (8, 2438984), (16, 1219492), (32, 609746), (64, 304873), (109, 179008), (218, 89504), (436, 44752), (872, 22376), (1744, 11188), (2797, 6976), (3488, 5594)]