20080012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2161}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 37048032

約数和(自身を除く): 16968020

約数列:

[1, 2, 4, 23, 46, 92, 101, 202, 404, 2161, 2323, 4322, 4646, 8644, 9292, 49703, 99406, 198812, 218261, 436522, 873044, 5020003, 10040006, 20080012]

約数ペア:

[(1, 20080012), (2, 10040006), (4, 5020003), (23, 873044), (46, 436522), (92, 218261), (101, 198812), (202, 99406), (404, 49703), (2161, 9292), (2323, 8644), (4322, 4646)]