18819242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{1439}}^1$

素因数の和:1957

約数の個数: 16

約数和(自身を含む): 30481920

約数和(自身を除く): 11662678

約数列:

[1, 2, 13, 26, 503, 1006, 1439, 2878, 6539, 13078, 18707, 37414, 723817, 1447634, 9409621, 18819242]

約数ペア:

[(1, 18819242), (2, 9409621), (13, 1447634), (26, 723817), (503, 37414), (1006, 18707), (1439, 13078), (2878, 6539)]