19468141

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1$

素因数の和:1945

約数の個数: 24

約数和(自身を含む): 26019360

約数和(自身を除く): 6551219

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 1901, 10241, 13307, 20911, 36119, 93149, 146377, 252833, 397309, 1024639, 1769831, 2781163, 19468141]

約数ペア:

[(1, 19468141), (7, 2781163), (11, 1769831), (19, 1024639), (49, 397309), (77, 252833), (133, 146377), (209, 93149), (539, 36119), (931, 20911), (1463, 13307), (1901, 10241)]