28145008

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{76481}}^1$

素因数の和:76512

約数の個数: 20

約数和(自身を含む): 56902608

約数和(自身を除く): 28757600

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 76481, 152962, 305924, 611848, 1223696, 1759063, 3518126, 7036252, 14072504, 28145008]

約数ペア:

[(1, 28145008), (2, 14072504), (4, 7036252), (8, 3518126), (16, 1759063), (23, 1223696), (46, 611848), (92, 305924), (184, 152962), (368, 76481)]