19057808

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 80

約数和(自身を含む): 47616000

約数和(自身を除く): 28558192

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 499, 616, 682, 868, 998, 1232, 1364, 1736, 1996, 2387, 2728, 3472, 3493, 3992, 4774, 5456, 5489, 6986, 7984, 9548, 10978, 13972, 15469, 19096, 21956, 27944, 30938, 38192, 38423, 43912, 55888, 61876, 76846, 87824, 108283, 123752, 153692, 170159, 216566, 247504, 307384, 340318, 433132, 614768, 680636, 866264, 1191113, 1361272, 1732528, 2382226, 2722544, 4764452, 9528904, 19057808]

約数ペア:

[(1, 19057808), (2, 9528904), (4, 4764452), (7, 2722544), (8, 2382226), (11, 1732528), (14, 1361272), (16, 1191113), (22, 866264), (28, 680636), (31, 614768), (44, 433132), (56, 340318), (62, 307384), (77, 247504), (88, 216566), (112, 170159), (124, 153692), (154, 123752), (176, 108283), (217, 87824), (248, 76846), (308, 61876), (341, 55888), (434, 43912), (496, 38423), (499, 38192), (616, 30938), (682, 27944), (868, 21956), (998, 19096), (1232, 15469), (1364, 13972), (1736, 10978), (1996, 9548), (2387, 7984), (2728, 6986), (3472, 5489), (3493, 5456), (3992, 4774)]