19894672

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9349}}^1$

素因数の和:9383

約数の個数: 40

約数和(自身を含む): 46376000

約数和(自身を除く): 26481328

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9349, 18698, 37396, 65443, 74792, 130886, 149584, 177631, 261772, 355262, 523544, 710524, 1047088, 1243417, 1421048, 2486834, 2842096, 4973668, 9947336, 19894672]

約数ペア:

[(1, 19894672), (2, 9947336), (4, 4973668), (7, 2842096), (8, 2486834), (14, 1421048), (16, 1243417), (19, 1047088), (28, 710524), (38, 523544), (56, 355262), (76, 261772), (112, 177631), (133, 149584), (152, 130886), (266, 74792), (304, 65443), (532, 37396), (1064, 18698), (2128, 9349)]