20761672

素因数分解:

$2^3\times {\mathrm{569}}^1\times {\mathrm{4561}}^1$

素因数の和:5136

約数の個数: 16

約数和(自身を含む): 39005100

約数和(自身を除く): 18243428

約数列:

[1, 2, 4, 8, 569, 1138, 2276, 4552, 4561, 9122, 18244, 36488, 2595209, 5190418, 10380836, 20761672]

約数ペア:

[(1, 20761672), (2, 10380836), (4, 5190418), (8, 2595209), (569, 36488), (1138, 18244), (2276, 9122), (4552, 4561)]