20221473881

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^2\times {\mathrm{191}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 25048719360

約数和(自身を除く): 4827245479

約数列:

[1, 7, 19, 67, 109, 133, 191, 469, 763, 1273, 1337, 2071, 3629, 7303, 8911, 11881, 12797, 14497, 20819, 25403, 51121, 83167, 89579, 138757, 145733, 225739, 243143, 395561, 796027, 971299, 1394873, 1580173, 1702001, 2269271, 2768927, 5572189, 9764111, 15124513, 15884897, 26502587, 43116149, 105871591, 152041157, 185518109, 301813043, 1064288099, 2888781983, 20221473881]

約数ペア:

[(1, 20221473881), (7, 2888781983), (19, 1064288099), (67, 301813043), (109, 185518109), (133, 152041157), (191, 105871591), (469, 43116149), (763, 26502587), (1273, 15884897), (1337, 15124513), (2071, 9764111), (3629, 5572189), (7303, 2768927), (8911, 2269271), (11881, 1702001), (12797, 1580173), (14497, 1394873), (20819, 971299), (25403, 796027), (51121, 395561), (83167, 243143), (89579, 225739), (138757, 145733)]