20170981629

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 29889699840

約数和(自身を除く): 9718718211

約数列:

[1, 3, 9, 107, 127, 131, 321, 381, 393, 963, 1143, 1179, 1259, 3777, 11331, 13589, 14017, 16637, 40767, 42051, 49911, 122301, 126153, 134713, 149733, 159893, 164929, 404139, 479679, 494787, 1212417, 1439037, 1484361, 1780159, 5340477, 16021431, 17108551, 17647403, 20945983, 51325653, 52942209, 62837949, 153976959, 158826627, 188513847, 2241220181, 6723660543, 20170981629]

約数ペア:

[(1, 20170981629), (3, 6723660543), (9, 2241220181), (107, 188513847), (127, 158826627), (131, 153976959), (321, 62837949), (381, 52942209), (393, 51325653), (963, 20945983), (1143, 17647403), (1179, 17108551), (1259, 16021431), (3777, 5340477), (11331, 1780159), (13589, 1484361), (14017, 1439037), (16637, 1212417), (40767, 494787), (42051, 479679), (49911, 404139), (122301, 164929), (126153, 159893), (134713, 149733)]