19481847

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:101

約数の個数: 64

約数和(自身を含む): 35417088

約数和(自身を除く): 15935241

約数列:

[1, 3, 7, 11, 17, 21, 33, 41, 51, 77, 119, 121, 123, 187, 231, 287, 357, 363, 451, 561, 697, 847, 861, 1309, 1331, 1353, 2057, 2091, 2541, 3157, 3927, 3993, 4879, 4961, 6171, 7667, 9317, 9471, 14399, 14637, 14883, 22627, 23001, 27951, 34727, 43197, 53669, 54571, 67881, 84337, 104181, 158389, 161007, 163713, 253011, 381997, 475167, 590359, 927707, 1145991, 1771077, 2783121, 6493949, 19481847]

約数ペア:

[(1, 19481847), (3, 6493949), (7, 2783121), (11, 1771077), (17, 1145991), (21, 927707), (33, 590359), (41, 475167), (51, 381997), (77, 253011), (119, 163713), (121, 161007), (123, 158389), (187, 104181), (231, 84337), (287, 67881), (357, 54571), (363, 53669), (451, 43197), (561, 34727), (697, 27951), (847, 23001), (861, 22627), (1309, 14883), (1331, 14637), (1353, 14399), (2057, 9471), (2091, 9317), (2541, 7667), (3157, 6171), (3927, 4961), (3993, 4879)]