20740434

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1051}}^1$

素因数の和:1103

約数の個数: 64

約数和(自身を含む): 50899968

約数和(自身を除く): 30159534

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 598, 759, 858, 897, 1051, 1518, 1794, 2102, 3153, 3289, 6306, 6578, 9867, 11561, 13663, 19734, 23122, 24173, 27326, 34683, 40989, 48346, 69366, 72519, 81978, 145038, 150293, 265903, 300586, 314249, 450879, 531806, 628498, 797709, 901758, 942747, 1595418, 1885494, 3456739, 6913478, 10370217, 20740434]

約数ペア:

[(1, 20740434), (2, 10370217), (3, 6913478), (6, 3456739), (11, 1885494), (13, 1595418), (22, 942747), (23, 901758), (26, 797709), (33, 628498), (39, 531806), (46, 450879), (66, 314249), (69, 300586), (78, 265903), (138, 150293), (143, 145038), (253, 81978), (286, 72519), (299, 69366), (429, 48346), (506, 40989), (598, 34683), (759, 27326), (858, 24173), (897, 23122), (1051, 19734), (1518, 13663), (1794, 11561), (2102, 9867), (3153, 6578), (3289, 6306)]