198522368

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:479

約数の個数: 80

約数和(自身を含む): 438253200

約数和(自身を除く): 239730832

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 101, 128, 176, 202, 256, 349, 352, 404, 512, 698, 704, 808, 1111, 1396, 1408, 1616, 2222, 2792, 2816, 3232, 3839, 4444, 5584, 5632, 6464, 7678, 8888, 11168, 12928, 15356, 17776, 22336, 25856, 30712, 35249, 35552, 44672, 51712, 61424, 70498, 71104, 89344, 122848, 140996, 142208, 178688, 245696, 281992, 284416, 387739, 491392, 563984, 568832, 775478, 982784, 1127968, 1550956, 1965568, 2255936, 3101912, 4511872, 6203824, 9023744, 12407648, 18047488, 24815296, 49630592, 99261184, 198522368]

約数ペア:

[(1, 198522368), (2, 99261184), (4, 49630592), (8, 24815296), (11, 18047488), (16, 12407648), (22, 9023744), (32, 6203824), (44, 4511872), (64, 3101912), (88, 2255936), (101, 1965568), (128, 1550956), (176, 1127968), (202, 982784), (256, 775478), (349, 568832), (352, 563984), (404, 491392), (512, 387739), (698, 284416), (704, 281992), (808, 245696), (1111, 178688), (1396, 142208), (1408, 140996), (1616, 122848), (2222, 89344), (2792, 71104), (2816, 70498), (3232, 61424), (3839, 51712), (4444, 44672), (5584, 35552), (5632, 35249), (6464, 30712), (7678, 25856), (8888, 22336), (11168, 17776), (12928, 15356)]