20302737

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2399}}^1$

素因数の和:2453

約数の個数: 32

約数和(自身を含む): 34406400

約数和(自身を除く): 14103663

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2399, 2821, 7197, 8463, 16793, 31187, 50379, 74369, 93561, 218309, 223107, 520583, 654927, 966797, 1561749, 2900391, 6767579, 20302737]

約数ペア:

[(1, 20302737), (3, 6767579), (7, 2900391), (13, 1561749), (21, 966797), (31, 654927), (39, 520583), (91, 223107), (93, 218309), (217, 93561), (273, 74369), (403, 50379), (651, 31187), (1209, 16793), (2399, 8463), (2821, 7197)]