20186968977

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{43661}}^1$

素因数の和:43894

約数の個数: 48

約数和(自身を含む): 34328810880

約数和(自身を除く): 14141841903

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 179, 287, 369, 537, 861, 1253, 1611, 2583, 3759, 7339, 11277, 22017, 43661, 51373, 66051, 130983, 154119, 305627, 392949, 462357, 916881, 1790101, 2750643, 5370303, 7815319, 12530707, 16110909, 23445957, 37592121, 54707233, 70337871, 112776363, 164121699, 320428079, 492365097, 961284237, 2242996553, 2883852711, 6728989659, 20186968977]

約数ペア:

[(1, 20186968977), (3, 6728989659), (7, 2883852711), (9, 2242996553), (21, 961284237), (41, 492365097), (63, 320428079), (123, 164121699), (179, 112776363), (287, 70337871), (369, 54707233), (537, 37592121), (861, 23445957), (1253, 16110909), (1611, 12530707), (2583, 7815319), (3759, 5370303), (7339, 2750643), (11277, 1790101), (22017, 916881), (43661, 462357), (51373, 392949), (66051, 305627), (130983, 154119)]