15990784

素因数分解:

$2^{18}\times {\mathrm{61}}^1$

素因数の和:97

約数の個数: 38

約数和(自身を含む): 32505794

約数和(自身を除く): 16515010

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 976, 1024, 1952, 2048, 3904, 4096, 7808, 8192, 15616, 16384, 31232, 32768, 62464, 65536, 124928, 131072, 249856, 262144, 499712, 999424, 1998848, 3997696, 7995392, 15990784]

約数ペア:

[(1, 15990784), (2, 7995392), (4, 3997696), (8, 1998848), (16, 999424), (32, 499712), (61, 262144), (64, 249856), (122, 131072), (128, 124928), (244, 65536), (256, 62464), (488, 32768), (512, 31232), (976, 16384), (1024, 15616), (1952, 8192), (2048, 7808), (3904, 4096)]