19776653820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 1080

約数和(自身を含む): 83217546720

約数和(自身を除く): 63440892900

約数列:

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約数ペア:

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