19597704

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 59719680

約数和(自身を除く): 40121976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 53, 56, 62, 71, 84, 93, 106, 124, 142, 159, 168, 186, 212, 213, 217, 248, 284, 318, 371, 372, 424, 426, 434, 497, 568, 636, 651, 742, 744, 852, 868, 994, 1113, 1272, 1302, 1484, 1491, 1643, 1704, 1736, 1988, 2201, 2226, 2604, 2968, 2982, 3286, 3763, 3976, 4402, 4452, 4929, 5208, 5964, 6572, 6603, 7526, 8804, 8904, 9858, 11289, 11501, 11928, 13144, 13206, 15052, 15407, 17608, 19716, 22578, 23002, 26341, 26412, 30104, 30814, 34503, 39432, 45156, 46004, 46221, 52682, 52824, 61628, 69006, 79023, 90312, 92008, 92442, 105364, 116653, 123256, 138012, 158046, 184884, 210728, 233306, 276024, 316092, 349959, 369768, 466612, 632184, 699918, 816571, 933224, 1399836, 1633142, 2449713, 2799672, 3266284, 4899426, 6532568, 9798852, 19597704]

約数ペア:

[(1, 19597704), (2, 9798852), (3, 6532568), (4, 4899426), (6, 3266284), (7, 2799672), (8, 2449713), (12, 1633142), (14, 1399836), (21, 933224), (24, 816571), (28, 699918), (31, 632184), (42, 466612), (53, 369768), (56, 349959), (62, 316092), (71, 276024), (84, 233306), (93, 210728), (106, 184884), (124, 158046), (142, 138012), (159, 123256), (168, 116653), (186, 105364), (212, 92442), (213, 92008), (217, 90312), (248, 79023), (284, 69006), (318, 61628), (371, 52824), (372, 52682), (424, 46221), (426, 46004), (434, 45156), (497, 39432), (568, 34503), (636, 30814), (651, 30104), (742, 26412), (744, 26341), (852, 23002), (868, 22578), (994, 19716), (1113, 17608), (1272, 15407), (1302, 15052), (1484, 13206), (1491, 13144), (1643, 11928), (1704, 11501), (1736, 11289), (1988, 9858), (2201, 8904), (2226, 8804), (2604, 7526), (2968, 6603), (2982, 6572), (3286, 5964), (3763, 5208), (3976, 4929), (4402, 4452)]