39420928

素因数分解:

$2^{10}\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:438

約数の個数: 44

約数和(自身を含む): 79661052

約数和(自身を除く): 40240124

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 281, 512, 548, 562, 1024, 1096, 1124, 2192, 2248, 4384, 4496, 8768, 8992, 17536, 17984, 35072, 35968, 38497, 70144, 71936, 76994, 140288, 143872, 153988, 287744, 307976, 615952, 1231904, 2463808, 4927616, 9855232, 19710464, 39420928]

約数ペア:

[(1, 39420928), (2, 19710464), (4, 9855232), (8, 4927616), (16, 2463808), (32, 1231904), (64, 615952), (128, 307976), (137, 287744), (256, 153988), (274, 143872), (281, 140288), (512, 76994), (548, 71936), (562, 70144), (1024, 38497), (1096, 35968), (1124, 35072), (2192, 17984), (2248, 17536), (4384, 8992), (4496, 8768)]