20132220416

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1987}}^1$

素因数の和:2280

約数の個数: 160

約数和(自身を含む): 50371276032

約数和(自身を除く): 30239055616

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 257, 308, 352, 448, 512, 514, 616, 704, 896, 1028, 1232, 1408, 1792, 1799, 1987, 2056, 2464, 2816, 2827, 3584, 3598, 3974, 4112, 4928, 5632, 5654, 7196, 7948, 8224, 9856, 11308, 13909, 14392, 15896, 16448, 19712, 19789, 21857, 22616, 27818, 28784, 31792, 32896, 39424, 39578, 43714, 45232, 55636, 57568, 63584, 65792, 79156, 87428, 90464, 111272, 115136, 127168, 131584, 152999, 158312, 174856, 180928, 222544, 230272, 254336, 305998, 316624, 349712, 361856, 445088, 460544, 508672, 510659, 611996, 633248, 699424, 723712, 890176, 921088, 1017344, 1021318, 1223992, 1266496, 1398848, 1447424, 1780352, 2042636, 2447984, 2532992, 2797696, 3560704, 3574613, 4085272, 4895968, 5065984, 5595392, 5617249, 7121408, 7149226, 8170544, 9791936, 10131968, 11190784, 11234498, 14298452, 16341088, 19583872, 22468996, 28596904, 32682176, 39167744, 39320743, 44937992, 57193808, 65364352, 78335488, 78641486, 89875984, 114387616, 130728704, 157282972, 179751968, 228775232, 261457408, 314565944, 359503936, 457550464, 629131888, 719007872, 915100928, 1258263776, 1438015744, 1830201856, 2516527552, 2876031488, 5033055104, 10066110208, 20132220416]

約数ペア:

[(1, 20132220416), (2, 10066110208), (4, 5033055104), (7, 2876031488), (8, 2516527552), (11, 1830201856), (14, 1438015744), (16, 1258263776), (22, 915100928), (28, 719007872), (32, 629131888), (44, 457550464), (56, 359503936), (64, 314565944), (77, 261457408), (88, 228775232), (112, 179751968), (128, 157282972), (154, 130728704), (176, 114387616), (224, 89875984), (256, 78641486), (257, 78335488), (308, 65364352), (352, 57193808), (448, 44937992), (512, 39320743), (514, 39167744), (616, 32682176), (704, 28596904), (896, 22468996), (1028, 19583872), (1232, 16341088), (1408, 14298452), (1792, 11234498), (1799, 11190784), (1987, 10131968), (2056, 9791936), (2464, 8170544), (2816, 7149226), (2827, 7121408), (3584, 5617249), (3598, 5595392), (3974, 5065984), (4112, 4895968), (4928, 4085272), (5632, 3574613), (5654, 3560704), (7196, 2797696), (7948, 2532992), (8224, 2447984), (9856, 2042636), (11308, 1780352), (13909, 1447424), (14392, 1398848), (15896, 1266496), (16448, 1223992), (19712, 1021318), (19789, 1017344), (21857, 921088), (22616, 890176), (27818, 723712), (28784, 699424), (31792, 633248), (32896, 611996), (39424, 510659), (39578, 508672), (43714, 460544), (45232, 445088), (55636, 361856), (57568, 349712), (63584, 316624), (65792, 305998), (79156, 254336), (87428, 230272), (90464, 222544), (111272, 180928), (115136, 174856), (127168, 158312), (131584, 152999)]