20790336

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:552

約数の個数: 112

約数和(自身を含む): 65024000

約数和(自身を除く): 44233664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 168, 186, 192, 217, 224, 248, 336, 372, 434, 448, 496, 499, 651, 672, 744, 868, 992, 998, 1302, 1344, 1488, 1497, 1736, 1984, 1996, 2604, 2976, 2994, 3472, 3493, 3992, 5208, 5952, 5988, 6944, 6986, 7984, 10416, 10479, 11976, 13888, 13972, 15469, 15968, 20832, 20958, 23952, 27944, 30938, 31936, 41664, 41916, 46407, 47904, 55888, 61876, 83832, 92814, 95808, 108283, 111776, 123752, 167664, 185628, 216566, 223552, 247504, 324849, 335328, 371256, 433132, 495008, 649698, 670656, 742512, 866264, 990016, 1299396, 1485024, 1732528, 2598792, 2970048, 3465056, 5197584, 6930112, 10395168, 20790336]

約数ペア:

[(1, 20790336), (2, 10395168), (3, 6930112), (4, 5197584), (6, 3465056), (7, 2970048), (8, 2598792), (12, 1732528), (14, 1485024), (16, 1299396), (21, 990016), (24, 866264), (28, 742512), (31, 670656), (32, 649698), (42, 495008), (48, 433132), (56, 371256), (62, 335328), (64, 324849), (84, 247504), (93, 223552), (96, 216566), (112, 185628), (124, 167664), (168, 123752), (186, 111776), (192, 108283), (217, 95808), (224, 92814), (248, 83832), (336, 61876), (372, 55888), (434, 47904), (448, 46407), (496, 41916), (499, 41664), (651, 31936), (672, 30938), (744, 27944), (868, 23952), (992, 20958), (998, 20832), (1302, 15968), (1344, 15469), (1488, 13972), (1497, 13888), (1736, 11976), (1984, 10479), (1996, 10416), (2604, 7984), (2976, 6986), (2994, 6944), (3472, 5988), (3493, 5952), (3992, 5208)]