20206935

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21383}}^1$

素因数の和:21404

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 20850345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21383, 64149, 106915, 149681, 192447, 320745, 449043, 577341, 748405, 962235, 1347129, 2245215, 2886705, 4041387, 6735645, 20206935]

約数ペア:

[(1, 20206935), (3, 6735645), (5, 4041387), (7, 2886705), (9, 2245215), (15, 1347129), (21, 962235), (27, 748405), (35, 577341), (45, 449043), (63, 320745), (105, 192447), (135, 149681), (189, 106915), (315, 64149), (945, 21383)]