201720674

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{9227}}^1$

素因数の和:9889

約数の個数: 16

約数和(自身を含む): 320912928

約数和(自身を除く): 119192254

約数列:

[1, 2, 17, 34, 643, 1286, 9227, 10931, 18454, 21862, 156859, 313718, 5932961, 11865922, 100860337, 201720674]

約数ペア:

[(1, 201720674), (2, 100860337), (17, 11865922), (34, 5932961), (643, 313718), (1286, 156859), (9227, 21862), (10931, 18454)]