20323128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{883}}^1$

素因数の和:1036

約数の個数: 64

約数和(自身を含む): 58556160

約数和(自身を除く): 38233032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 137, 168, 274, 411, 548, 822, 883, 959, 1096, 1644, 1766, 1918, 2649, 2877, 3288, 3532, 3836, 5298, 5754, 6181, 7064, 7672, 10596, 11508, 12362, 18543, 21192, 23016, 24724, 37086, 49448, 74172, 120971, 148344, 241942, 362913, 483884, 725826, 846797, 967768, 1451652, 1693594, 2540391, 2903304, 3387188, 5080782, 6774376, 10161564, 20323128]

約数ペア:

[(1, 20323128), (2, 10161564), (3, 6774376), (4, 5080782), (6, 3387188), (7, 2903304), (8, 2540391), (12, 1693594), (14, 1451652), (21, 967768), (24, 846797), (28, 725826), (42, 483884), (56, 362913), (84, 241942), (137, 148344), (168, 120971), (274, 74172), (411, 49448), (548, 37086), (822, 24724), (883, 23016), (959, 21192), (1096, 18543), (1644, 12362), (1766, 11508), (1918, 10596), (2649, 7672), (2877, 7064), (3288, 6181), (3532, 5754), (3836, 5298)]