20631744

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:92

約数の個数: 252

約数和(自身を含む): 74532744

約数和(自身を除く): 53901000

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 43, 48, 49, 51, 56, 63, 64, 68, 72, 84, 86, 96, 98, 102, 112, 119, 126, 129, 136, 144, 147, 153, 168, 172, 192, 196, 204, 224, 238, 252, 258, 272, 288, 294, 301, 306, 336, 344, 357, 387, 392, 408, 441, 448, 476, 504, 516, 544, 576, 588, 602, 612, 672, 688, 714, 731, 774, 784, 816, 833, 882, 903, 952, 1008, 1032, 1071, 1088, 1176, 1204, 1224, 1344, 1376, 1428, 1462, 1548, 1568, 1632, 1666, 1764, 1806, 1904, 2016, 2064, 2107, 2142, 2193, 2352, 2408, 2448, 2499, 2709, 2752, 2856, 2924, 3096, 3136, 3264, 3332, 3528, 3612, 3808, 4032, 4128, 4214, 4284, 4386, 4704, 4816, 4896, 4998, 5117, 5418, 5712, 5848, 6192, 6321, 6579, 6664, 7056, 7224, 7497, 7616, 8256, 8428, 8568, 8772, 9408, 9632, 9792, 9996, 10234, 10836, 11424, 11696, 12384, 12642, 13158, 13328, 14112, 14448, 14994, 15351, 16856, 17136, 17544, 18963, 19264, 19992, 20468, 21672, 22848, 23392, 24768, 25284, 26316, 26656, 28224, 28896, 29988, 30702, 33712, 34272, 35088, 35819, 37926, 39984, 40936, 43344, 46053, 46784, 50568, 52632, 53312, 57792, 59976, 61404, 67424, 68544, 70176, 71638, 75852, 79968, 81872, 86688, 92106, 101136, 105264, 107457, 119952, 122808, 134848, 140352, 143276, 151704, 159936, 163744, 173376, 184212, 202272, 210528, 214914, 239904, 245616, 286552, 303408, 322371, 327488, 368424, 404544, 421056, 429828, 479808, 491232, 573104, 606816, 644742, 736848, 859656, 982464, 1146208, 1213632, 1289484, 1473696, 1719312, 2292416, 2578968, 2947392, 3438624, 5157936, 6877248, 10315872, 20631744]

約数ペア:

[(1, 20631744), (2, 10315872), (3, 6877248), (4, 5157936), (6, 3438624), (7, 2947392), (8, 2578968), (9, 2292416), (12, 1719312), (14, 1473696), (16, 1289484), (17, 1213632), (18, 1146208), (21, 982464), (24, 859656), (28, 736848), (32, 644742), (34, 606816), (36, 573104), (42, 491232), (43, 479808), (48, 429828), (49, 421056), (51, 404544), (56, 368424), (63, 327488), (64, 322371), (68, 303408), (72, 286552), (84, 245616), (86, 239904), (96, 214914), (98, 210528), (102, 202272), (112, 184212), (119, 173376), (126, 163744), (129, 159936), (136, 151704), (144, 143276), (147, 140352), (153, 134848), (168, 122808), (172, 119952), (192, 107457), (196, 105264), (204, 101136), (224, 92106), (238, 86688), (252, 81872), (258, 79968), (272, 75852), (288, 71638), (294, 70176), (301, 68544), (306, 67424), (336, 61404), (344, 59976), (357, 57792), (387, 53312), (392, 52632), (408, 50568), (441, 46784), (448, 46053), (476, 43344), (504, 40936), (516, 39984), (544, 37926), (576, 35819), (588, 35088), (602, 34272), (612, 33712), (672, 30702), (688, 29988), (714, 28896), (731, 28224), (774, 26656), (784, 26316), (816, 25284), (833, 24768), (882, 23392), (903, 22848), (952, 21672), (1008, 20468), (1032, 19992), (1071, 19264), (1088, 18963), (1176, 17544), (1204, 17136), (1224, 16856), (1344, 15351), (1376, 14994), (1428, 14448), (1462, 14112), (1548, 13328), (1568, 13158), (1632, 12642), (1666, 12384), (1764, 11696), (1806, 11424), (1904, 10836), (2016, 10234), (2064, 9996), (2107, 9792), (2142, 9632), (2193, 9408), (2352, 8772), (2408, 8568), (2448, 8428), (2499, 8256), (2709, 7616), (2752, 7497), (2856, 7224), (2924, 7056), (3096, 6664), (3136, 6579), (3264, 6321), (3332, 6192), (3528, 5848), (3612, 5712), (3808, 5418), (4032, 5117), (4128, 4998), (4214, 4896), (4284, 4816), (4386, 4704)]