20582947

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 27238400

約数和(自身を除く): 6655453

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1279, 1463, 2299, 8953, 14069, 16093, 24301, 98483, 154759, 170107, 267311, 1083313, 1871177, 2940421, 20582947]

約数ペア:

[(1, 20582947), (7, 2940421), (11, 1871177), (19, 1083313), (77, 267311), (121, 170107), (133, 154759), (209, 98483), (847, 24301), (1279, 16093), (1463, 14069), (2299, 8953)]