19774733

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1663}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 23003136

約数和(自身を除く): 3228403

約数列:

[1, 11, 23, 47, 253, 517, 1081, 1663, 11891, 18293, 38249, 78161, 420739, 859771, 1797703, 19774733]

約数ペア:

[(1, 19774733), (11, 1797703), (23, 859771), (47, 420739), (253, 78161), (517, 38249), (1081, 18293), (1663, 11891)]