19434140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{88337}}^1$

素因数の和:88357

約数の個数: 24

約数和(自身を含む): 44522352

約数和(自身を除く): 25088212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 88337, 176674, 353348, 441685, 883370, 971707, 1766740, 1943414, 3886828, 4858535, 9717070, 19434140]

約数ペア:

[(1, 19434140), (2, 9717070), (4, 4858535), (5, 3886828), (10, 1943414), (11, 1766740), (20, 971707), (22, 883370), (44, 441685), (55, 353348), (110, 176674), (220, 88337)]