19445859

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 10413981

約数列:

[1, 3, 9, 27, 53, 107, 127, 159, 321, 381, 477, 963, 1143, 1431, 2889, 3429, 5671, 6731, 13589, 17013, 20193, 40767, 51039, 60579, 122301, 153117, 181737, 366903, 720217, 2160651, 6481953, 19445859]

約数ペア:

[(1, 19445859), (3, 6481953), (9, 2160651), (27, 720217), (53, 366903), (107, 181737), (127, 153117), (159, 122301), (321, 60579), (381, 51039), (477, 40767), (963, 20193), (1143, 17013), (1431, 13589), (2889, 6731), (3429, 5671)]