19753407

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1627}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 30476160

約数和(自身を除く): 10722753

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 1627, 4047, 4881, 12141, 14643, 30913, 92739, 115517, 278217, 346551, 1039653, 2194823, 6584469, 19753407]

約数ペア:

[(1, 19753407), (3, 6584469), (9, 2194823), (19, 1039653), (57, 346551), (71, 278217), (171, 115517), (213, 92739), (639, 30913), (1349, 14643), (1627, 12141), (4047, 4881)]