19744128

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 60588000

約数和(自身を除く): 40843872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 174, 192, 197, 216, 232, 261, 288, 348, 384, 394, 432, 464, 522, 576, 591, 696, 783, 788, 864, 928, 1044, 1152, 1182, 1392, 1566, 1576, 1728, 1773, 1856, 2088, 2364, 2784, 3132, 3152, 3456, 3546, 3712, 4176, 4728, 5319, 5568, 5713, 6264, 6304, 7092, 8352, 9456, 10638, 11136, 11426, 12528, 12608, 14184, 16704, 17139, 18912, 21276, 22852, 25056, 25216, 28368, 33408, 34278, 37824, 42552, 45704, 50112, 51417, 56736, 68556, 75648, 85104, 91408, 100224, 102834, 113472, 137112, 154251, 170208, 182816, 205668, 226944, 274224, 308502, 340416, 365632, 411336, 548448, 617004, 680832, 731264, 822672, 1096896, 1234008, 1645344, 2193792, 2468016, 3290688, 4936032, 6581376, 9872064, 19744128]

約数ペア:

[(1, 19744128), (2, 9872064), (3, 6581376), (4, 4936032), (6, 3290688), (8, 2468016), (9, 2193792), (12, 1645344), (16, 1234008), (18, 1096896), (24, 822672), (27, 731264), (29, 680832), (32, 617004), (36, 548448), (48, 411336), (54, 365632), (58, 340416), (64, 308502), (72, 274224), (87, 226944), (96, 205668), (108, 182816), (116, 170208), (128, 154251), (144, 137112), (174, 113472), (192, 102834), (197, 100224), (216, 91408), (232, 85104), (261, 75648), (288, 68556), (348, 56736), (384, 51417), (394, 50112), (432, 45704), (464, 42552), (522, 37824), (576, 34278), (591, 33408), (696, 28368), (783, 25216), (788, 25056), (864, 22852), (928, 21276), (1044, 18912), (1152, 17139), (1182, 16704), (1392, 14184), (1566, 12608), (1576, 12528), (1728, 11426), (1773, 11136), (1856, 10638), (2088, 9456), (2364, 8352), (2784, 7092), (3132, 6304), (3152, 6264), (3456, 5713), (3546, 5568), (3712, 5319), (4176, 4728)]