20078081717

素因数分解:

${\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{467}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 21700224000

約数和(自身を除く): 1622142283

約数列:

[1, 19, 83, 137, 199, 467, 1577, 2603, 3781, 8873, 11371, 16517, 27263, 38761, 63979, 92933, 216049, 313823, 517997, 736459, 1215601, 1765727, 2262829, 5310257, 7713439, 12731821, 42993751, 100894883, 146555341, 241904599, 1056741143, 20078081717]

約数ペア:

[(1, 20078081717), (19, 1056741143), (83, 241904599), (137, 146555341), (199, 100894883), (467, 42993751), (1577, 12731821), (2603, 7713439), (3781, 5310257), (8873, 2262829), (11371, 1765727), (16517, 1215601), (27263, 736459), (38761, 517997), (63979, 313823), (92933, 216049)]