19867474

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{1549}}^1$

素因数の和:1626

約数の個数: 24

約数和(自身を含む): 33396300

約数和(自身を除く): 13528826

約数列:

[1, 2, 11, 22, 53, 106, 121, 242, 583, 1166, 1549, 3098, 6413, 12826, 17039, 34078, 82097, 164194, 187429, 374858, 903067, 1806134, 9933737, 19867474]

約数ペア:

[(1, 19867474), (2, 9933737), (11, 1806134), (22, 903067), (53, 374858), (106, 187429), (121, 164194), (242, 82097), (583, 34078), (1166, 17039), (1549, 12826), (3098, 6413)]