20135185

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9431}}^1$

素因数の和:9504

約数の個数: 16

約数和(自身を含む): 28069632

約数和(自身を除く): 7934447

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 9431, 47155, 66017, 330085, 575291, 2876455, 4027037, 20135185]

約数ペア:

[(1, 20135185), (5, 4027037), (7, 2876455), (35, 575291), (61, 330085), (305, 66017), (427, 47155), (2135, 9431)]