20565723857

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{541}}^1\times {\mathrm{5651}}^1$

素因数の和:6261

約数の個数: 24

約数和(自身を含む): 24335522496

約数和(自身を除く): 3769798639

約数列:

[1, 7, 31, 217, 541, 961, 3787, 5651, 6727, 16771, 39557, 117397, 175181, 519901, 1226267, 3057191, 3639307, 5430611, 21400337, 38014277, 94772921, 663410447, 2937960551, 20565723857]

約数ペア:

[(1, 20565723857), (7, 2937960551), (31, 663410447), (217, 94772921), (541, 38014277), (961, 21400337), (3787, 5430611), (5651, 3639307), (6727, 3057191), (16771, 1226267), (39557, 519901), (117397, 175181)]