18681856

素因数分解:

$2^{12}\times {\mathrm{4561}}^1$

素因数の和:4585

約数の個数: 26

約数和(自身を含む): 37367342

約数和(自身を除く): 18685486

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 4561, 9122, 18244, 36488, 72976, 145952, 291904, 583808, 1167616, 2335232, 4670464, 9340928, 18681856]

約数ペア:

[(1, 18681856), (2, 9340928), (4, 4670464), (8, 2335232), (16, 1167616), (32, 583808), (64, 291904), (128, 145952), (256, 72976), (512, 36488), (1024, 18244), (2048, 9122), (4096, 4561)]