19768683

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 11277717

約数列:

[1, 3, 11, 19, 33, 41, 57, 123, 209, 451, 627, 769, 779, 1353, 2307, 2337, 8459, 8569, 14611, 25377, 25707, 31529, 43833, 94587, 160721, 346819, 482163, 599051, 1040457, 1797153, 6589561, 19768683]

約数ペア:

[(1, 19768683), (3, 6589561), (11, 1797153), (19, 1040457), (33, 599051), (41, 482163), (57, 346819), (123, 160721), (209, 94587), (451, 43833), (627, 31529), (769, 25707), (779, 25377), (1353, 14611), (2307, 8569), (2337, 8459)]