12881488

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{2389}}^1$

素因数の和:2734

約数の個数: 20

約数和(自身を含む): 25042420

約数和(自身を除く): 12160932

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2389, 2696, 4778, 5392, 9556, 19112, 38224, 805093, 1610186, 3220372, 6440744, 12881488]

約数ペア:

[(1, 12881488), (2, 6440744), (4, 3220372), (8, 1610186), (16, 805093), (337, 38224), (674, 19112), (1348, 9556), (2389, 5392), (2696, 4778)]