20492042985

素因数分解:

$3^5\times 5^1\times {\mathrm{379}}^1\times {\mathrm{44501}}^1$

素因数の和:44900

約数の個数: 48

約数和(自身を含む): 36933099840

約数和(自身を除く): 16441056855

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 379, 405, 1137, 1215, 1895, 3411, 5685, 10233, 17055, 30699, 44501, 51165, 92097, 133503, 153495, 222505, 400509, 460485, 667515, 1201527, 2002545, 3604581, 6007635, 10813743, 16865879, 18022905, 50597637, 54068715, 84329395, 151792911, 252988185, 455378733, 758964555, 1366136199, 2276893665, 4098408597, 6830680995, 20492042985]

約数ペア:

[(1, 20492042985), (3, 6830680995), (5, 4098408597), (9, 2276893665), (15, 1366136199), (27, 758964555), (45, 455378733), (81, 252988185), (135, 151792911), (243, 84329395), (379, 54068715), (405, 50597637), (1137, 18022905), (1215, 16865879), (1895, 10813743), (3411, 6007635), (5685, 3604581), (10233, 2002545), (17055, 1201527), (30699, 667515), (44501, 460485), (51165, 400509), (92097, 222505), (133503, 153495)]