19090918

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2412

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 17300762

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 154, 371, 583, 742, 1166, 2339, 4081, 4678, 8162, 16373, 25729, 32746, 51458, 123967, 180103, 247934, 360206, 867769, 1363637, 1735538, 2727274, 9545459, 19090918]

約数ペア:

[(1, 19090918), (2, 9545459), (7, 2727274), (11, 1735538), (14, 1363637), (22, 867769), (53, 360206), (77, 247934), (106, 180103), (154, 123967), (371, 51458), (583, 32746), (742, 25729), (1166, 16373), (2339, 8162), (4081, 4678)]