19001829

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1913}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 32338944

約数和(自身を除く): 13337115

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 903, 1419, 1913, 3311, 5739, 9933, 13391, 21043, 40173, 63129, 82259, 147301, 246777, 441903, 575813, 904849, 1727439, 2714547, 6333943, 19001829]

約数ペア:

[(1, 19001829), (3, 6333943), (7, 2714547), (11, 1727439), (21, 904849), (33, 575813), (43, 441903), (77, 246777), (129, 147301), (231, 82259), (301, 63129), (473, 40173), (903, 21043), (1419, 13391), (1913, 9933), (3311, 5739)]