19223684

素因数分解:

$2^2\times {\mathrm{1093}}^1\times {\mathrm{4397}}^1$

素因数の和:5494

約数の個数: 12

約数和(自身を含む): 33679884

約数和(自身を除く): 14456200

約数列:

[1, 2, 4, 1093, 2186, 4372, 4397, 8794, 17588, 4805921, 9611842, 19223684]

約数ペア:

[(1, 19223684), (2, 9611842), (4, 4805921), (1093, 17588), (2186, 8794), (4372, 4397)]