19235925

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 37604736

約数和(自身を除く): 18368811

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 47, 51, 75, 85, 107, 141, 153, 225, 235, 255, 321, 423, 425, 535, 705, 765, 799, 963, 1175, 1275, 1605, 1819, 2115, 2397, 2675, 3525, 3825, 3995, 4815, 5029, 5457, 7191, 8025, 9095, 10575, 11985, 15087, 16371, 19975, 24075, 25145, 27285, 35955, 45261, 45475, 59925, 75435, 81855, 85493, 125725, 136425, 179775, 226305, 256479, 377175, 409275, 427465, 769437, 1131525, 1282395, 2137325, 3847185, 6411975, 19235925]

約数ペア:

[(1, 19235925), (3, 6411975), (5, 3847185), (9, 2137325), (15, 1282395), (17, 1131525), (25, 769437), (45, 427465), (47, 409275), (51, 377175), (75, 256479), (85, 226305), (107, 179775), (141, 136425), (153, 125725), (225, 85493), (235, 81855), (255, 75435), (321, 59925), (423, 45475), (425, 45261), (535, 35955), (705, 27285), (765, 25145), (799, 24075), (963, 19975), (1175, 16371), (1275, 15087), (1605, 11985), (1819, 10575), (2115, 9095), (2397, 8025), (2675, 7191), (3525, 5457), (3825, 5029), (3995, 4815)]