2018979081

素因数分解:

$3^3\times 7^1\times {\mathrm{10682429}}^1$

素因数の和:10682445

約数の個数: 16

約数和(自身を含む): 3418377600

約数和(自身を除く): 1399398519

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 10682429, 32047287, 74777003, 96141861, 224331009, 288425583, 672993027, 2018979081]

約数ペア:

[(1, 2018979081), (3, 672993027), (7, 288425583), (9, 224331009), (21, 96141861), (27, 74777003), (63, 32047287), (189, 10682429)]