20363858

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 14887342

約数列:

[1, 2, 17, 19, 29, 34, 38, 58, 323, 493, 551, 646, 986, 1087, 1102, 2174, 9367, 18479, 18734, 20653, 31523, 36958, 41306, 63046, 351101, 535891, 598937, 702202, 1071782, 1197874, 10181929, 20363858]

約数ペア:

[(1, 20363858), (2, 10181929), (17, 1197874), (19, 1071782), (29, 702202), (34, 598937), (38, 535891), (58, 351101), (323, 63046), (493, 41306), (551, 36958), (646, 31523), (986, 20653), (1087, 18734), (1102, 18479), (2174, 9367)]