19160911

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1871}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 25608960

約数和(自身を除く): 6448049

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 1871, 10241, 13097, 20581, 35549, 91679, 144067, 248843, 391039, 1008469, 1741901, 2737273, 19160911]

約数ペア:

[(1, 19160911), (7, 2737273), (11, 1741901), (19, 1008469), (49, 391039), (77, 248843), (133, 144067), (209, 91679), (539, 35549), (931, 20581), (1463, 13097), (1871, 10241)]