18219877731

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{170249}}^1$

素因数の和:170336

約数の個数: 48

約数和(自身を含む): 30595968000

約数和(自身を除く): 12376090269

約数列:

[1, 3, 9, 11, 23, 33, 47, 69, 99, 141, 207, 253, 423, 517, 759, 1081, 1551, 2277, 3243, 4653, 9729, 11891, 35673, 107019, 170249, 510747, 1532241, 1872739, 3915727, 5618217, 8001703, 11747181, 16854651, 24005109, 35241543, 43072997, 72015327, 88018733, 129218991, 184039169, 264056199, 387656973, 552117507, 792168597, 1656352521, 2024430859, 6073292577, 18219877731]

約数ペア:

[(1, 18219877731), (3, 6073292577), (9, 2024430859), (11, 1656352521), (23, 792168597), (33, 552117507), (47, 387656973), (69, 264056199), (99, 184039169), (141, 129218991), (207, 88018733), (253, 72015327), (423, 43072997), (517, 35241543), (759, 24005109), (1081, 16854651), (1551, 11747181), (2277, 8001703), (3243, 5618217), (4653, 3915727), (9729, 1872739), (11891, 1532241), (35673, 510747), (107019, 170249)]