19198949

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 25408320

約数和(自身を除く): 6209371

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1193, 1463, 2299, 8351, 13123, 16093, 22667, 91861, 144353, 158669, 249337, 1010471, 1745359, 2742707, 19198949]

約数ペア:

[(1, 19198949), (7, 2742707), (11, 1745359), (19, 1010471), (77, 249337), (121, 158669), (133, 144353), (209, 91861), (847, 22667), (1193, 16093), (1463, 13123), (2299, 8351)]