19737459

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6143}}^1$

素因数の和:6176

約数の個数: 32

約数和(自身を含む): 35389440

約数和(自身を除く): 15651981

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6143, 18429, 43001, 55287, 104431, 129003, 165861, 313293, 387009, 731017, 939879, 1161027, 2193051, 2819637, 6579153, 19737459]

約数ペア:

[(1, 19737459), (3, 6579153), (7, 2819637), (9, 2193051), (17, 1161027), (21, 939879), (27, 731017), (51, 387009), (63, 313293), (119, 165861), (153, 129003), (189, 104431), (357, 55287), (459, 43001), (1071, 18429), (3213, 6143)]