18385891

素因数分解:

${\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:710

約数の個数: 12

約数和(自身を含む): 19738872

約数和(自身を除く): 1352981

約数列:

[1, 17, 113, 289, 563, 1921, 9571, 32657, 63619, 162707, 1081523, 18385891]

約数ペア:

[(1, 18385891), (17, 1081523), (113, 162707), (289, 63619), (563, 32657), (1921, 9571)]