18965287

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{881}}^1$

素因数の和:1014

約数の個数: 16

約数和(自身を含む): 22014720

約数和(自身を除く): 3049433

約数列:

[1, 11, 19, 103, 209, 881, 1133, 1957, 9691, 16739, 21527, 90743, 184129, 998173, 1724117, 18965287]

約数ペア:

[(1, 18965287), (11, 1724117), (19, 998173), (103, 184129), (209, 90743), (881, 21527), (1133, 16739), (1957, 9691)]