20067500537

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{16417}}^1$

素因数の和:16629

約数の個数: 32

約数和(自身を含む): 24411070464

約数和(自身を除く): 4343569927

約数列:

[1, 7, 31, 43, 131, 217, 301, 917, 1333, 4061, 5633, 9331, 16417, 28427, 39431, 114919, 174623, 508927, 705931, 1222361, 2150627, 3562489, 4941517, 15054389, 21883861, 66669437, 92476961, 153187027, 466686059, 647338727, 2866785791, 20067500537]

約数ペア:

[(1, 20067500537), (7, 2866785791), (31, 647338727), (43, 466686059), (131, 153187027), (217, 92476961), (301, 66669437), (917, 21883861), (1333, 15054389), (4061, 4941517), (5633, 3562489), (9331, 2150627), (16417, 1222361), (28427, 705931), (39431, 508927), (114919, 174623)]