18768549

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 25712640

約数和(自身を除く): 6944091

約数列:

[1, 3, 59, 107, 177, 321, 991, 2973, 6313, 18939, 58469, 106037, 175407, 318111, 6256183, 18768549]

約数ペア:

[(1, 18768549), (3, 6256183), (59, 318111), (107, 175407), (177, 106037), (321, 58469), (991, 18939), (2973, 6313)]