20086421912

素因数分解:

$2^3\times {\mathrm{4999}}^1\times {\mathrm{502261}}^1$

素因数の和:507266

約数の個数: 16

約数和(自身を含む): 37669650000

約数和(自身を除く): 17583228088

約数列:

[1, 2, 4, 8, 4999, 9998, 19996, 39992, 502261, 1004522, 2009044, 4018088, 2510802739, 5021605478, 10043210956, 20086421912]

約数ペア:

[(1, 20086421912), (2, 10043210956), (4, 5021605478), (8, 2510802739), (4999, 4018088), (9998, 2009044), (19996, 1004522), (39992, 502261)]