20567295

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{65293}}^1$

素因数の和:65311

約数の個数: 24

約数和(自身を含む): 40743456

約数和(自身を除く): 20176161

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 65293, 195879, 326465, 457051, 587637, 979395, 1371153, 2285255, 2938185, 4113459, 6855765, 20567295]

約数ペア:

[(1, 20567295), (3, 6855765), (5, 4113459), (7, 2938185), (9, 2285255), (15, 1371153), (21, 979395), (35, 587637), (45, 457051), (63, 326465), (105, 195879), (315, 65293)]