19165076

素因数分解:

$2^2\times 7^2\times {\mathrm{277}}^1\times {\mathrm{353}}^1$

素因数の和:648

約数の個数: 36

約数和(自身を含む): 39266388

約数和(自身を除く): 20101312

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 277, 353, 554, 706, 1108, 1412, 1939, 2471, 3878, 4942, 7756, 9884, 13573, 17297, 27146, 34594, 54292, 69188, 97781, 195562, 391124, 684467, 1368934, 2737868, 4791269, 9582538, 19165076]

約数ペア:

[(1, 19165076), (2, 9582538), (4, 4791269), (7, 2737868), (14, 1368934), (28, 684467), (49, 391124), (98, 195562), (196, 97781), (277, 69188), (353, 54292), (554, 34594), (706, 27146), (1108, 17297), (1412, 13573), (1939, 9884), (2471, 7756), (3878, 4942)]