17889776

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{27271}}^1$

素因数の和:27320

約数の個数: 20

約数和(自身を含む): 35508144

約数和(自身を除く): 17618368

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 27271, 54542, 109084, 218168, 436336, 1118111, 2236222, 4472444, 8944888, 17889776]

約数ペア:

[(1, 17889776), (2, 8944888), (4, 4472444), (8, 2236222), (16, 1118111), (41, 436336), (82, 218168), (164, 109084), (328, 54542), (656, 27271)]