19511784

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 39456216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 34, 36, 38, 51, 57, 68, 72, 76, 102, 114, 136, 152, 153, 171, 204, 228, 306, 323, 342, 408, 456, 612, 646, 684, 839, 969, 1224, 1292, 1368, 1678, 1938, 2517, 2584, 2907, 3356, 3876, 5034, 5814, 6712, 7551, 7752, 10068, 11628, 14263, 15102, 15941, 20136, 23256, 28526, 30204, 31882, 42789, 47823, 57052, 60408, 63764, 85578, 95646, 114104, 127528, 128367, 143469, 171156, 191292, 256734, 270997, 286938, 342312, 382584, 513468, 541994, 573876, 812991, 1026936, 1083988, 1147752, 1625982, 2167976, 2438973, 3251964, 4877946, 6503928, 9755892, 19511784]

約数ペア:

[(1, 19511784), (2, 9755892), (3, 6503928), (4, 4877946), (6, 3251964), (8, 2438973), (9, 2167976), (12, 1625982), (17, 1147752), (18, 1083988), (19, 1026936), (24, 812991), (34, 573876), (36, 541994), (38, 513468), (51, 382584), (57, 342312), (68, 286938), (72, 270997), (76, 256734), (102, 191292), (114, 171156), (136, 143469), (152, 128367), (153, 127528), (171, 114104), (204, 95646), (228, 85578), (306, 63764), (323, 60408), (342, 57052), (408, 47823), (456, 42789), (612, 31882), (646, 30204), (684, 28526), (839, 23256), (969, 20136), (1224, 15941), (1292, 15102), (1368, 14263), (1678, 11628), (1938, 10068), (2517, 7752), (2584, 7551), (2907, 6712), (3356, 5814), (3876, 5034)]