20172555363

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{547}}^1\times {\mathrm{727}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 27772885504

約数和(自身を除く): 7600330141

約数列:

[1, 3, 37, 111, 457, 547, 727, 1371, 1641, 2181, 16909, 20239, 26899, 50727, 60717, 80697, 249979, 332239, 397669, 749937, 996717, 1193007, 9249223, 12292843, 14713753, 27747669, 36878529, 44141259, 181734733, 545204199, 6724185121, 20172555363]

約数ペア:

[(1, 20172555363), (3, 6724185121), (37, 545204199), (111, 181734733), (457, 44141259), (547, 36878529), (727, 27747669), (1371, 14713753), (1641, 12292843), (2181, 9249223), (16909, 1193007), (20239, 996717), (26899, 749937), (50727, 397669), (60717, 332239), (80697, 249979)]