30270572

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{20963}}^1$

素因数の和:21005

約数の個数: 18

約数和(自身を含む): 55910988

約数和(自身を除く): 25640416

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 20963, 41926, 83852, 398297, 796594, 1593188, 7567643, 15135286, 30270572]

約数ペア:

[(1, 30270572), (2, 15135286), (4, 7567643), (19, 1593188), (38, 796594), (76, 398297), (361, 83852), (722, 41926), (1444, 20963)]