20327832455

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9521233}}^1$

素因数の和:9521306

約数の個数: 16

約数和(自身を含む): 28335192384

約数和(自身を除く): 8007359929

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 9521233, 47606165, 66648631, 333243155, 580795213, 2903976065, 4065566491, 20327832455]

約数ペア:

[(1, 20327832455), (5, 4065566491), (7, 2903976065), (35, 580795213), (61, 333243155), (305, 66648631), (427, 47606165), (2135, 9521233)]