20935558

素因数分解:

$2^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4871}}^1$

素因数の和:5187

約数の個数: 16

約数和(自身を含む): 36013824

約数和(自身を除く): 15078266

約数列:

[1, 2, 7, 14, 307, 614, 2149, 4298, 4871, 9742, 34097, 68194, 1495397, 2990794, 10467779, 20935558]

約数ペア:

[(1, 20935558), (2, 10467779), (7, 2990794), (14, 1495397), (307, 68194), (614, 34097), (2149, 9742), (4298, 4871)]