817328

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{2221}}^1$

素因数の和:2252

約数の個数: 20

約数和(自身を含む): 1653168

約数和(自身を除く): 835840

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 2221, 4442, 8884, 17768, 35536, 51083, 102166, 204332, 408664, 817328]

約数ペア:

[(1, 817328), (2, 408664), (4, 204332), (8, 102166), (16, 51083), (23, 35536), (46, 17768), (92, 8884), (184, 4442), (368, 2221)]