20346880057

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1\times {\mathrm{1601}}^1$

素因数の和:2233

約数の個数: 32

約数和(自身を含む): 24465231360

約数和(自身を除く): 4118351303

約数列:

[1, 7, 23, 161, 193, 409, 1351, 1601, 2863, 4439, 9407, 11207, 31073, 36823, 65849, 78937, 257761, 308993, 552559, 654809, 1815551, 2162951, 4583663, 7106839, 12708857, 15060607, 49747873, 105424249, 126378137, 884646959, 2906697151, 20346880057]

約数ペア:

[(1, 20346880057), (7, 2906697151), (23, 884646959), (161, 126378137), (193, 105424249), (409, 49747873), (1351, 15060607), (1601, 12708857), (2863, 7106839), (4439, 4583663), (9407, 2162951), (11207, 1815551), (31073, 654809), (36823, 552559), (65849, 308993), (78937, 257761)]