20687304

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3407}}^1$

素因数の和:3450

約数の個数: 64

約数和(自身を含む): 58890240

約数和(自身を除く): 38202936

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 66, 69, 88, 92, 132, 138, 184, 253, 264, 276, 506, 552, 759, 1012, 1518, 2024, 3036, 3407, 6072, 6814, 10221, 13628, 20442, 27256, 37477, 40884, 74954, 78361, 81768, 112431, 149908, 156722, 224862, 235083, 299816, 313444, 449724, 470166, 626888, 861971, 899448, 940332, 1723942, 1880664, 2585913, 3447884, 5171826, 6895768, 10343652, 20687304]

約数ペア:

[(1, 20687304), (2, 10343652), (3, 6895768), (4, 5171826), (6, 3447884), (8, 2585913), (11, 1880664), (12, 1723942), (22, 940332), (23, 899448), (24, 861971), (33, 626888), (44, 470166), (46, 449724), (66, 313444), (69, 299816), (88, 235083), (92, 224862), (132, 156722), (138, 149908), (184, 112431), (253, 81768), (264, 78361), (276, 74954), (506, 40884), (552, 37477), (759, 27256), (1012, 20442), (1518, 13628), (2024, 10221), (3036, 6814), (3407, 6072)]