20980083930624

素因数分解:

$2^9\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{51421}}^1$

素因数の和:51611

約数の個数: 720

約数和(自身を含む): 76400970806160

約数和(自身を除く): 55420886875536

約数列:

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約数ペア:

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