11955548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 23950080

約数和(自身を除く): 11994532

約数列:

[1, 2, 4, 11, 22, 43, 44, 71, 86, 89, 142, 172, 178, 284, 356, 473, 781, 946, 979, 1562, 1892, 1958, 3053, 3124, 3827, 3916, 6106, 6319, 7654, 12212, 12638, 15308, 25276, 33583, 42097, 67166, 69509, 84194, 134332, 139018, 168388, 271717, 278036, 543434, 1086868, 2988887, 5977774, 11955548]

約数ペア:

[(1, 11955548), (2, 5977774), (4, 2988887), (11, 1086868), (22, 543434), (43, 278036), (44, 271717), (71, 168388), (86, 139018), (89, 134332), (142, 84194), (172, 69509), (178, 67166), (284, 42097), (356, 33583), (473, 25276), (781, 15308), (946, 12638), (979, 12212), (1562, 7654), (1892, 6319), (1958, 6106), (3053, 3916), (3124, 3827)]