20614448

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8647}}^1$

素因数の和:8804

約数の個数: 20

約数和(自身を含む): 40213200

約数和(自身を除く): 19598752

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8647, 17294, 34588, 69176, 138352, 1288403, 2576806, 5153612, 10307224, 20614448]

約数ペア:

[(1, 20614448), (2, 10307224), (4, 5153612), (8, 2576806), (16, 1288403), (149, 138352), (298, 69176), (596, 34588), (1192, 17294), (2384, 8647)]