20042798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8221}}^1$

素因数の和:8299

約数の個数: 16

約数和(自身を含む): 31967136

約数和(自身を除く): 11924338

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 8221, 16442, 189083, 378166, 435713, 871426, 10021399, 20042798]

約数ペア:

[(1, 20042798), (2, 10021399), (23, 871426), (46, 435713), (53, 378166), (106, 189083), (1219, 16442), (2438, 8221)]