20752131

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 28154880

約数和(自身を除く): 7402749

約数列:

[1, 3, 103, 239, 281, 309, 717, 843, 24617, 28943, 67159, 73851, 86829, 201477, 6917377, 20752131]

約数ペア:

[(1, 20752131), (3, 6917377), (103, 201477), (239, 86829), (281, 73851), (309, 67159), (717, 28943), (843, 24617)]