19688618

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2551}}^1$

素因数の和:2797

約数の個数: 16

約数和(自身を含む): 31420224

約数和(自身を除く): 11731606

約数列:

[1, 2, 17, 34, 227, 454, 2551, 3859, 5102, 7718, 43367, 86734, 579077, 1158154, 9844309, 19688618]

約数ペア:

[(1, 19688618), (2, 9844309), (17, 1158154), (34, 579077), (227, 86734), (454, 43367), (2551, 7718), (3859, 5102)]