20512281585

素因数分解:

$3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1\times {\mathrm{8219}}^1$

素因数の和:9045

約数の個数: 32

約数和(自身を含む): 32985216000

約数和(自身を除く): 12472934415

約数列:

[1, 3, 5, 15, 379, 439, 1137, 1317, 1895, 2195, 5685, 6585, 8219, 24657, 41095, 123285, 166381, 499143, 831905, 2495715, 3115001, 3608141, 9345003, 10824423, 15575005, 18040705, 46725015, 54122115, 1367485439, 4102456317, 6837427195, 20512281585]

約数ペア:

[(1, 20512281585), (3, 6837427195), (5, 4102456317), (15, 1367485439), (379, 54122115), (439, 46725015), (1137, 18040705), (1317, 15575005), (1895, 10824423), (2195, 9345003), (5685, 3608141), (6585, 3115001), (8219, 2495715), (24657, 831905), (41095, 499143), (123285, 166381)]