18387864

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 57024000

約数和(自身を除く): 38636136

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 71, 72, 88, 99, 108, 109, 132, 142, 198, 213, 216, 218, 264, 284, 297, 327, 396, 426, 436, 568, 594, 639, 654, 781, 792, 852, 872, 981, 1188, 1199, 1278, 1308, 1562, 1704, 1917, 1962, 2343, 2376, 2398, 2556, 2616, 2943, 3124, 3597, 3834, 3924, 4686, 4796, 5112, 5886, 6248, 7029, 7194, 7668, 7739, 7848, 9372, 9592, 10791, 11772, 14058, 14388, 15336, 15478, 18744, 21087, 21582, 23217, 23544, 28116, 28776, 30956, 32373, 42174, 43164, 46434, 56232, 61912, 64746, 69651, 84348, 85129, 86328, 92868, 129492, 139302, 168696, 170258, 185736, 208953, 255387, 258984, 278604, 340516, 417906, 510774, 557208, 681032, 766161, 835812, 1021548, 1532322, 1671624, 2043096, 2298483, 3064644, 4596966, 6129288, 9193932, 18387864]

約数ペア:

[(1, 18387864), (2, 9193932), (3, 6129288), (4, 4596966), (6, 3064644), (8, 2298483), (9, 2043096), (11, 1671624), (12, 1532322), (18, 1021548), (22, 835812), (24, 766161), (27, 681032), (33, 557208), (36, 510774), (44, 417906), (54, 340516), (66, 278604), (71, 258984), (72, 255387), (88, 208953), (99, 185736), (108, 170258), (109, 168696), (132, 139302), (142, 129492), (198, 92868), (213, 86328), (216, 85129), (218, 84348), (264, 69651), (284, 64746), (297, 61912), (327, 56232), (396, 46434), (426, 43164), (436, 42174), (568, 32373), (594, 30956), (639, 28776), (654, 28116), (781, 23544), (792, 23217), (852, 21582), (872, 21087), (981, 18744), (1188, 15478), (1199, 15336), (1278, 14388), (1308, 14058), (1562, 11772), (1704, 10791), (1917, 9592), (1962, 9372), (2343, 7848), (2376, 7739), (2398, 7668), (2556, 7194), (2616, 7029), (2943, 6248), (3124, 5886), (3597, 5112), (3834, 4796), (3924, 4686)]