18691604

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{35671}}^1$

素因数の和:35806

約数の個数: 12

約数和(自身を含む): 32960928

約数和(自身を除く): 14269324

約数列:

[1, 2, 4, 131, 262, 524, 35671, 71342, 142684, 4672901, 9345802, 18691604]

約数ペア:

[(1, 18691604), (2, 9345802), (4, 4672901), (131, 142684), (262, 71342), (524, 35671)]