2080854978

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{20400539}}^1$

素因数の和:20400561

約数の個数: 16

約数和(自身を含む): 4406516640

約数和(自身を除く): 2325661662

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 20400539, 40801078, 61201617, 122403234, 346809163, 693618326, 1040427489, 2080854978]

約数ペア:

[(1, 2080854978), (2, 1040427489), (3, 693618326), (6, 346809163), (17, 122403234), (34, 61201617), (51, 40801078), (102, 20400539)]