18271872

素因数分解:

$2^7\times 3^3\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 57283200

約数和(自身を除く): 39011328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 272, 288, 306, 311, 384, 408, 432, 459, 544, 576, 612, 622, 816, 864, 918, 933, 1088, 1152, 1224, 1244, 1632, 1728, 1836, 1866, 2176, 2448, 2488, 2799, 3264, 3456, 3672, 3732, 4896, 4976, 5287, 5598, 6528, 7344, 7464, 8397, 9792, 9952, 10574, 11196, 14688, 14928, 15861, 16794, 19584, 19904, 21148, 22392, 29376, 29856, 31722, 33588, 39808, 42296, 44784, 47583, 58752, 59712, 63444, 67176, 84592, 89568, 95166, 119424, 126888, 134352, 142749, 169184, 179136, 190332, 253776, 268704, 285498, 338368, 358272, 380664, 507552, 537408, 570996, 676736, 761328, 1015104, 1074816, 1141992, 1522656, 2030208, 2283984, 3045312, 4567968, 6090624, 9135936, 18271872]

約数ペア:

[(1, 18271872), (2, 9135936), (3, 6090624), (4, 4567968), (6, 3045312), (8, 2283984), (9, 2030208), (12, 1522656), (16, 1141992), (17, 1074816), (18, 1015104), (24, 761328), (27, 676736), (32, 570996), (34, 537408), (36, 507552), (48, 380664), (51, 358272), (54, 338368), (64, 285498), (68, 268704), (72, 253776), (96, 190332), (102, 179136), (108, 169184), (128, 142749), (136, 134352), (144, 126888), (153, 119424), (192, 95166), (204, 89568), (216, 84592), (272, 67176), (288, 63444), (306, 59712), (311, 58752), (384, 47583), (408, 44784), (432, 42296), (459, 39808), (544, 33588), (576, 31722), (612, 29856), (622, 29376), (816, 22392), (864, 21148), (918, 19904), (933, 19584), (1088, 16794), (1152, 15861), (1224, 14928), (1244, 14688), (1632, 11196), (1728, 10574), (1836, 9952), (1866, 9792), (2176, 8397), (2448, 7464), (2488, 7344), (2799, 6528), (3264, 5598), (3456, 5287), (3672, 4976), (3732, 4896)]