51611632

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{140249}}^1$

素因数の和:140280

約数の個数: 20

約数和(自身を含む): 104346000

約数和(自身を除く): 52734368

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 140249, 280498, 560996, 1121992, 2243984, 3225727, 6451454, 12902908, 25805816, 51611632]

約数ペア:

[(1, 51611632), (2, 25805816), (4, 12902908), (8, 6451454), (16, 3225727), (23, 2243984), (46, 1121992), (92, 560996), (184, 280498), (368, 140249)]