19397156

素因数分解:

$2^2\times {\mathrm{179}}^1\times {\mathrm{27091}}^1$

素因数の和:27274

約数の個数: 12

約数和(自身を含む): 34135920

約数和(自身を除く): 14738764

約数列:

[1, 2, 4, 179, 358, 716, 27091, 54182, 108364, 4849289, 9698578, 19397156]

約数ペア:

[(1, 19397156), (2, 9698578), (4, 4849289), (179, 108364), (358, 54182), (716, 27091)]