18917646191

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1\times {\mathrm{27551}}^1$

素因数の和:28150

約数の個数: 16

約数和(自身を含む): 20234188800

約数和(自身を除く): 1316542609

約数列:

[1, 19, 71, 509, 1349, 9671, 27551, 36139, 523469, 686641, 1956121, 14023459, 37166299, 266445721, 995665589, 18917646191]

約数ペア:

[(1, 18917646191), (19, 995665589), (71, 266445721), (509, 37166299), (1349, 14023459), (9671, 1956121), (27551, 686641), (36139, 523469)]