19944749

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2608

約数の個数: 16

約数和(自身を含む): 23445504

約数和(自身を除く): 3500755

約数列:

[1, 11, 23, 31, 253, 341, 713, 2543, 7843, 27973, 58489, 78833, 643379, 867163, 1813159, 19944749]

約数ペア:

[(1, 19944749), (11, 1813159), (23, 867163), (31, 643379), (253, 78833), (341, 58489), (713, 27973), (2543, 7843)]