18678436

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{23003}}^1$

素因数の和:23043

約数の個数: 24

約数和(自身を含む): 38646720

約数和(自身を除く): 19968284

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 23003, 46006, 92012, 161021, 322042, 644084, 667087, 1334174, 2668348, 4669609, 9339218, 18678436]

約数ペア:

[(1, 18678436), (2, 9339218), (4, 4669609), (7, 2668348), (14, 1334174), (28, 667087), (29, 644084), (58, 322042), (116, 161021), (203, 92012), (406, 46006), (812, 23003)]