19119177

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 35223552

約数和(自身を除く): 16104375

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 99, 141, 231, 329, 423, 517, 587, 693, 987, 1551, 1761, 2961, 3619, 4109, 4653, 5283, 6457, 10857, 12327, 19371, 27589, 32571, 36981, 45199, 58113, 82767, 135597, 193123, 248301, 303479, 406791, 579369, 910437, 1738107, 2124353, 2731311, 6373059, 19119177]

約数ペア:

[(1, 19119177), (3, 6373059), (7, 2731311), (9, 2124353), (11, 1738107), (21, 910437), (33, 579369), (47, 406791), (63, 303479), (77, 248301), (99, 193123), (141, 135597), (231, 82767), (329, 58113), (423, 45199), (517, 36981), (587, 32571), (693, 27589), (987, 19371), (1551, 12327), (1761, 10857), (2961, 6457), (3619, 5283), (4109, 4653)]