20280974

素因数分解:

$2^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1453}}^1$

素因数の和:2459

約数の個数: 16

約数和(自身を含む): 34826208

約数和(自身を除く): 14545234

約数列:

[1, 2, 7, 14, 997, 1453, 1994, 2906, 6979, 10171, 13958, 20342, 1448641, 2897282, 10140487, 20280974]

約数ペア:

[(1, 20280974), (2, 10140487), (7, 2897282), (14, 1448641), (997, 20342), (1453, 13958), (1994, 10171), (2906, 6979)]