19652479

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 26581608

約数和(自身を除く): 6929129

約数列:

[1, 7, 11, 19, 49, 77, 101, 133, 209, 361, 539, 707, 931, 1111, 1463, 1919, 2527, 3971, 4949, 7777, 10241, 13433, 17689, 21109, 27797, 36461, 54439, 94031, 147763, 194579, 255227, 401071, 1034341, 1786589, 2807497, 19652479]

約数ペア:

[(1, 19652479), (7, 2807497), (11, 1786589), (19, 1034341), (49, 401071), (77, 255227), (101, 194579), (133, 147763), (209, 94031), (361, 54439), (539, 36461), (707, 27797), (931, 21109), (1111, 17689), (1463, 13433), (1919, 10241), (2527, 7777), (3971, 4949)]