20381696

素因数分解:

$2^{16}\times {\mathrm{311}}^1$

素因数の和:343

約数の個数: 34

約数和(自身を含む): 40894152

約数和(自身を除く): 20512456

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 311, 512, 622, 1024, 1244, 2048, 2488, 4096, 4976, 8192, 9952, 16384, 19904, 32768, 39808, 65536, 79616, 159232, 318464, 636928, 1273856, 2547712, 5095424, 10190848, 20381696]

約数ペア:

[(1, 20381696), (2, 10190848), (4, 5095424), (8, 2547712), (16, 1273856), (32, 636928), (64, 318464), (128, 159232), (256, 79616), (311, 65536), (512, 39808), (622, 32768), (1024, 19904), (1244, 16384), (2048, 9952), (2488, 8192), (4096, 4976)]