31218026

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{117361}}^1$

素因数の和:117389

約数の個数: 16

約数和(自身を含む): 56333760

約数和(自身を除く): 25115734

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 117361, 234722, 821527, 1643054, 2229859, 4459718, 15609013, 31218026]

約数ペア:

[(1, 31218026), (2, 15609013), (7, 4459718), (14, 2229859), (19, 1643054), (38, 821527), (133, 234722), (266, 117361)]