19099269

素因数分解:

$3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 33696000

約数和(自身を除く): 14596731

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 269, 343, 441, 483, 807, 1029, 1127, 1449, 1883, 2421, 3087, 3381, 5649, 6187, 7889, 10143, 13181, 16947, 18561, 23667, 39543, 43309, 55683, 71001, 92267, 118629, 129927, 276801, 303163, 389781, 830403, 909489, 2122141, 2728467, 6366423, 19099269]

約数ペア:

[(1, 19099269), (3, 6366423), (7, 2728467), (9, 2122141), (21, 909489), (23, 830403), (49, 389781), (63, 303163), (69, 276801), (147, 129927), (161, 118629), (207, 92267), (269, 71001), (343, 55683), (441, 43309), (483, 39543), (807, 23667), (1029, 18561), (1127, 16947), (1449, 13181), (1883, 10143), (2421, 7889), (3087, 6187), (3381, 5649)]