18637262

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{42943}}^1$

素因数の和:42983

約数の個数: 16

約数和(自身を含む): 32980992

約数和(自身を除く): 14343730

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 42943, 85886, 300601, 601202, 1331233, 2662466, 9318631, 18637262]

約数ペア:

[(1, 18637262), (2, 9318631), (7, 2662466), (14, 1331233), (31, 601202), (62, 300601), (217, 85886), (434, 42943)]