20058385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{643}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 25595136

約数和(自身を除く): 5536751

約数列:

[1, 5, 17, 85, 367, 643, 1835, 3215, 6239, 10931, 31195, 54655, 235981, 1179905, 4011677, 20058385]

約数ペア:

[(1, 20058385), (5, 4011677), (17, 1179905), (85, 235981), (367, 54655), (643, 31195), (1835, 10931), (3215, 6239)]