20195241804

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{60509}}^1$

素因数の和:60719

約数の個数: 72

約数和(自身を含む): 52156715520

約数和(自身を除く): 31961473716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 127, 146, 219, 254, 292, 381, 438, 508, 657, 762, 876, 1143, 1314, 1524, 2286, 2628, 4572, 9271, 18542, 27813, 37084, 55626, 60509, 83439, 111252, 121018, 166878, 181527, 242036, 333756, 363054, 544581, 726108, 1089162, 2178324, 4417157, 7684643, 8834314, 13251471, 15369286, 17668628, 23053929, 26502942, 30738572, 39754413, 46107858, 53005884, 69161787, 79508826, 92215716, 138323574, 159017652, 276647148, 560978939, 1121957878, 1682936817, 2243915756, 3365873634, 5048810451, 6731747268, 10097620902, 20195241804]

約数ペア:

[(1, 20195241804), (2, 10097620902), (3, 6731747268), (4, 5048810451), (6, 3365873634), (9, 2243915756), (12, 1682936817), (18, 1121957878), (36, 560978939), (73, 276647148), (127, 159017652), (146, 138323574), (219, 92215716), (254, 79508826), (292, 69161787), (381, 53005884), (438, 46107858), (508, 39754413), (657, 30738572), (762, 26502942), (876, 23053929), (1143, 17668628), (1314, 15369286), (1524, 13251471), (2286, 8834314), (2628, 7684643), (4572, 4417157), (9271, 2178324), (18542, 1089162), (27813, 726108), (37084, 544581), (55626, 363054), (60509, 333756), (83439, 242036), (111252, 181527), (121018, 166878)]