2040990189

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{375251}}^1$

素因数の和:375305

約数の個数: 24

約数和(自身を含む): 3251183328

約数和(自身を除く): 1210193139

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 375251, 1125753, 2626757, 7880271, 13884287, 18387299, 41652861, 55161897, 97190009, 291570027, 680330063, 2040990189]

約数ペア:

[(1, 2040990189), (3, 680330063), (7, 291570027), (21, 97190009), (37, 55161897), (49, 41652861), (111, 18387299), (147, 13884287), (259, 7880271), (777, 2626757), (1813, 1125753), (5439, 375251)]