20131968

素因数分解:

$2^7\times 3^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 54100800

約数和(自身を除く): 33968832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 309, 384, 412, 509, 618, 824, 1018, 1236, 1527, 1648, 2036, 2472, 3054, 3296, 4072, 4944, 6108, 6592, 8144, 9888, 12216, 13184, 16288, 19776, 24432, 32576, 39552, 48864, 52427, 65152, 97728, 104854, 157281, 195456, 209708, 314562, 419416, 629124, 838832, 1258248, 1677664, 2516496, 3355328, 5032992, 6710656, 10065984, 20131968]

約数ペア:

[(1, 20131968), (2, 10065984), (3, 6710656), (4, 5032992), (6, 3355328), (8, 2516496), (12, 1677664), (16, 1258248), (24, 838832), (32, 629124), (48, 419416), (64, 314562), (96, 209708), (103, 195456), (128, 157281), (192, 104854), (206, 97728), (309, 65152), (384, 52427), (412, 48864), (509, 39552), (618, 32576), (824, 24432), (1018, 19776), (1236, 16288), (1527, 13184), (1648, 12216), (2036, 9888), (2472, 8144), (3054, 6592), (3296, 6108), (4072, 4944)]