20510952

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1009}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 64478400

約数和(自身を除く): 43967448

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 121, 132, 154, 168, 231, 242, 264, 308, 363, 462, 484, 616, 726, 847, 924, 968, 1009, 1452, 1694, 1848, 2018, 2541, 2904, 3027, 3388, 4036, 5082, 6054, 6776, 7063, 8072, 10164, 11099, 12108, 14126, 20328, 21189, 22198, 24216, 28252, 33297, 42378, 44396, 56504, 66594, 77693, 84756, 88792, 122089, 133188, 155386, 169512, 233079, 244178, 266376, 310772, 366267, 466158, 488356, 621544, 732534, 854623, 932316, 976712, 1465068, 1709246, 1864632, 2563869, 2930136, 3418492, 5127738, 6836984, 10255476, 20510952]

約数ペア:

[(1, 20510952), (2, 10255476), (3, 6836984), (4, 5127738), (6, 3418492), (7, 2930136), (8, 2563869), (11, 1864632), (12, 1709246), (14, 1465068), (21, 976712), (22, 932316), (24, 854623), (28, 732534), (33, 621544), (42, 488356), (44, 466158), (56, 366267), (66, 310772), (77, 266376), (84, 244178), (88, 233079), (121, 169512), (132, 155386), (154, 133188), (168, 122089), (231, 88792), (242, 84756), (264, 77693), (308, 66594), (363, 56504), (462, 44396), (484, 42378), (616, 33297), (726, 28252), (847, 24216), (924, 22198), (968, 21189), (1009, 20328), (1452, 14126), (1694, 12108), (1848, 11099), (2018, 10164), (2541, 8072), (2904, 7063), (3027, 6776), (3388, 6054), (4036, 5082)]