19912325945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{95231}}^1$

素因数の和:95357

約数の個数: 32

約数和(自身を含む): 26329743360

約数和(自身を除く): 6417417415

約数列:

[1, 5, 19, 31, 71, 95, 155, 355, 589, 1349, 2201, 2945, 6745, 11005, 41819, 95231, 209095, 476155, 1809389, 2952161, 6761401, 9046945, 14760805, 33807005, 56091059, 128466619, 209603431, 280455295, 642333095, 1048017155, 3982465189, 19912325945]

約数ペア:

[(1, 19912325945), (5, 3982465189), (19, 1048017155), (31, 642333095), (71, 280455295), (95, 209603431), (155, 128466619), (355, 56091059), (589, 33807005), (1349, 14760805), (2201, 9046945), (2945, 6761401), (6745, 2952161), (11005, 1809389), (41819, 476155), (95231, 209095)]