18220913607

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{1699}}^1$

素因数の和:2128

約数の個数: 64

約数和(自身を含む): 28308672000

約数和(自身を除く): 10087758393

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 247, 353, 533, 741, 779, 1059, 1599, 1699, 2337, 4589, 5097, 6707, 10127, 13767, 14473, 20121, 22087, 30381, 32281, 43419, 66261, 69659, 87191, 96843, 188149, 208977, 261573, 274987, 419653, 564447, 599747, 824961, 905567, 1258959, 1323521, 1799241, 2716701, 3574831, 3970563, 7796711, 10724493, 11395193, 17205773, 23390133, 24589627, 34185579, 51617319, 73768881, 148137509, 319665151, 444412527, 467202913, 958995453, 1401608739, 6073637869, 18220913607]

約数ペア:

[(1, 18220913607), (3, 6073637869), (13, 1401608739), (19, 958995453), (39, 467202913), (41, 444412527), (57, 319665151), (123, 148137509), (247, 73768881), (353, 51617319), (533, 34185579), (741, 24589627), (779, 23390133), (1059, 17205773), (1599, 11395193), (1699, 10724493), (2337, 7796711), (4589, 3970563), (5097, 3574831), (6707, 2716701), (10127, 1799241), (13767, 1323521), (14473, 1258959), (20121, 905567), (22087, 824961), (30381, 599747), (32281, 564447), (43419, 419653), (66261, 274987), (69659, 261573), (87191, 208977), (96843, 188149)]