20679392368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2957579}}^1$

素因数の和:2957629

約数の個数: 40

約数和(自身を含む): 44008790400

約数和(自身を除く): 23329398032

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 2957579, 5915158, 11830316, 23660632, 47321264, 56194001, 68024317, 112388002, 136048634, 224776004, 272097268, 449552008, 544194536, 899104016, 1088389072, 1292462023, 2584924046, 5169848092, 10339696184, 20679392368]

約数ペア:

[(1, 20679392368), (2, 10339696184), (4, 5169848092), (8, 2584924046), (16, 1292462023), (19, 1088389072), (23, 899104016), (38, 544194536), (46, 449552008), (76, 272097268), (92, 224776004), (152, 136048634), (184, 112388002), (304, 68024317), (368, 56194001), (437, 47321264), (874, 23660632), (1748, 11830316), (3496, 5915158), (6992, 2957579)]