20610772

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8089}}^1$

素因数の和:8120

約数の個数: 36

約数和(自身を含む): 45190740

約数和(自身を除く): 24579968

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 8089, 16178, 32356, 56623, 105157, 113246, 210314, 226492, 396361, 420628, 736099, 792722, 1472198, 1585444, 2944396, 5152693, 10305386, 20610772]

約数ペア:

[(1, 20610772), (2, 10305386), (4, 5152693), (7, 2944396), (13, 1585444), (14, 1472198), (26, 792722), (28, 736099), (49, 420628), (52, 396361), (91, 226492), (98, 210314), (182, 113246), (196, 105157), (364, 56623), (637, 32356), (1274, 16178), (2548, 8089)]