19181200896

素因数分解:

$2^9\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 640

約数和(自身を含む): 69075578880

約数和(自身を除く): 49894377984

約数列:

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約数ペア:

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