17840128

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 36953280

約数和(自身を除く): 19113152

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 281, 496, 512, 562, 992, 1024, 1124, 1984, 2048, 2248, 3968, 4496, 7936, 8711, 8992, 15872, 17422, 17984, 31744, 34844, 35968, 63488, 69688, 71936, 139376, 143872, 278752, 287744, 557504, 575488, 1115008, 2230016, 4460032, 8920064, 17840128]

約数ペア:

[(1, 17840128), (2, 8920064), (4, 4460032), (8, 2230016), (16, 1115008), (31, 575488), (32, 557504), (62, 287744), (64, 278752), (124, 143872), (128, 139376), (248, 71936), (256, 69688), (281, 63488), (496, 35968), (512, 34844), (562, 31744), (992, 17984), (1024, 17422), (1124, 15872), (1984, 8992), (2048, 8711), (2248, 7936), (3968, 4496)]