20297504

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{8689}}^1$

素因数の和:8772

約数の個数: 24

約数和(自身を含む): 40512780

約数和(自身を除く): 20215276

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 8689, 17378, 34756, 69512, 139024, 278048, 634297, 1268594, 2537188, 5074376, 10148752, 20297504]

約数ペア:

[(1, 20297504), (2, 10148752), (4, 5074376), (8, 2537188), (16, 1268594), (32, 634297), (73, 278048), (146, 139024), (292, 69512), (584, 34756), (1168, 17378), (2336, 8689)]