19087984

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{2693}}^1$

素因数の和:3144

約数の個数: 20

約数和(自身を含む): 37080216

約数和(自身を除く): 17992232

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 2693, 3544, 5386, 7088, 10772, 21544, 43088, 1192999, 2385998, 4771996, 9543992, 19087984]

約数ペア:

[(1, 19087984), (2, 9543992), (4, 4771996), (8, 2385998), (16, 1192999), (443, 43088), (886, 21544), (1772, 10772), (2693, 7088), (3544, 5386)]