408079888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{622073}}^1$

素因数の和:622122

約数の個数: 20

約数和(自身を含む): 809940348

約数和(自身を除く): 401860460

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 622073, 1244146, 2488292, 4976584, 9953168, 25504993, 51009986, 102019972, 204039944, 408079888]

約数ペア:

[(1, 408079888), (2, 204039944), (4, 102019972), (8, 51009986), (16, 25504993), (41, 9953168), (82, 4976584), (164, 2488292), (328, 1244146), (656, 622073)]