20502039

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4871}}^1$

素因数の和:4958

約数の個数: 16

約数和(自身を含む): 28998144

約数和(自身を除く): 8496105

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 4871, 14613, 112033, 297131, 336099, 891393, 6834013, 20502039]

約数ペア:

[(1, 20502039), (3, 6834013), (23, 891393), (61, 336099), (69, 297131), (183, 112033), (1403, 14613), (4209, 4871)]