20161217978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{4373}}^1\times {\mathrm{209563}}^1$

素因数の和:213949

約数の個数: 16

約数和(自身を含む): 32998785696

約数和(自身を除く): 12837567718

約数列:

[1, 2, 11, 22, 4373, 8746, 48103, 96206, 209563, 419126, 2305193, 4610386, 916418999, 1832837998, 10080608989, 20161217978]

約数ペア:

[(1, 20161217978), (2, 10080608989), (11, 1832837998), (22, 916418999), (4373, 4610386), (8746, 2305193), (48103, 419126), (96206, 209563)]