19243568

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{8779}}^1$

素因数の和:8924

約数の個数: 20

約数和(自身を含む): 37560840

約数和(自身を除く): 18317272

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 8779, 17558, 35116, 70232, 140464, 1202723, 2405446, 4810892, 9621784, 19243568]

約数ペア:

[(1, 19243568), (2, 9621784), (4, 4810892), (8, 2405446), (16, 1202723), (137, 140464), (274, 70232), (548, 35116), (1096, 17558), (2192, 8779)]