19290436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{438419}}^1$

素因数の和:438434

約数の個数: 12

約数和(自身を含む): 36827280

約数和(自身を除く): 17536844

約数列:

[1, 2, 4, 11, 22, 44, 438419, 876838, 1753676, 4822609, 9645218, 19290436]

約数ペア:

[(1, 19290436), (2, 9645218), (4, 4822609), (11, 1753676), (22, 876838), (44, 438419)]