19008328437

素因数分解:

$3^2\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{218479}}^1$

素因数の和:219873

約数の個数: 24

約数和(自身を含む): 31401693440

約数和(自身を除く): 12393365003

約数列:

[1, 3, 7, 9, 21, 63, 1381, 4143, 9667, 12429, 29001, 87003, 218479, 655437, 1529353, 1966311, 4588059, 13764177, 301719499, 905158497, 2112036493, 2715475491, 6336109479, 19008328437]

約数ペア:

[(1, 19008328437), (3, 6336109479), (7, 2715475491), (9, 2112036493), (21, 905158497), (63, 301719499), (1381, 13764177), (4143, 4588059), (9667, 1966311), (12429, 1529353), (29001, 655437), (87003, 218479)]