19671669

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 32460480

約数和(自身を除く): 12788811

約数列:

[1, 3, 9, 17, 19, 51, 57, 67, 101, 153, 171, 201, 303, 323, 603, 909, 969, 1139, 1273, 1717, 1919, 2907, 3417, 3819, 5151, 5757, 6767, 10251, 11457, 15453, 17271, 20301, 21641, 32623, 60903, 64923, 97869, 115039, 128573, 194769, 293607, 345117, 385719, 1035351, 1157157, 2185741, 6557223, 19671669]

約数ペア:

[(1, 19671669), (3, 6557223), (9, 2185741), (17, 1157157), (19, 1035351), (51, 385719), (57, 345117), (67, 293607), (101, 194769), (153, 128573), (171, 115039), (201, 97869), (303, 64923), (323, 60903), (603, 32623), (909, 21641), (969, 20301), (1139, 17271), (1273, 15453), (1717, 11457), (1919, 10251), (2907, 6767), (3417, 5757), (3819, 5151)]