20468943

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22973}}^1$

素因数の和:22996

約数の個数: 20

約数和(自身を含む): 33358248

約数和(自身を除く): 12889305

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22973, 68919, 206757, 252703, 620271, 758109, 1860813, 2274327, 6822981, 20468943]

約数ペア:

[(1, 20468943), (3, 6822981), (9, 2274327), (11, 1860813), (27, 758109), (33, 620271), (81, 252703), (99, 206757), (297, 68919), (891, 22973)]