19478778

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10177}}^1$

素因数の和:10222

約数の個数: 32

約数和(自身を含む): 43968960

約数和(自身を除く): 24490182

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 10177, 20354, 30531, 61062, 111947, 223894, 295133, 335841, 590266, 671682, 885399, 1770798, 3246463, 6492926, 9739389, 19478778]

約数ペア:

[(1, 19478778), (2, 9739389), (3, 6492926), (6, 3246463), (11, 1770798), (22, 885399), (29, 671682), (33, 590266), (58, 335841), (66, 295133), (87, 223894), (174, 111947), (319, 61062), (638, 30531), (957, 20354), (1914, 10177)]