19976272

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{6469}}^1$

素因数の和:6670

約数の個数: 20

約数和(自身を含む): 38910580

約数和(自身を除く): 18934308

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 6469, 12938, 25876, 51752, 103504, 1248517, 2497034, 4994068, 9988136, 19976272]

約数ペア:

[(1, 19976272), (2, 9988136), (4, 4994068), (8, 2497034), (16, 1248517), (193, 103504), (386, 51752), (772, 25876), (1544, 12938), (3088, 6469)]