19969673

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 16

約数和(自身を含む): 21491712

約数和(自身を除く): 1522039

約数列:

[1, 31, 43, 71, 211, 1333, 2201, 3053, 6541, 9073, 14981, 94643, 281263, 464411, 644183, 19969673]

約数ペア:

[(1, 19969673), (31, 644183), (43, 464411), (71, 281263), (211, 94643), (1333, 14981), (2201, 9073), (3053, 6541)]