16828474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20879}}^1$

素因数の和:20925

約数の個数: 16

約数和(自身を含む): 28062720

約数和(自身を除く): 11234246

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 20879, 41758, 271427, 542854, 647249, 1294498, 8414237, 16828474]

約数ペア:

[(1, 16828474), (2, 8414237), (13, 1294498), (26, 647249), (31, 542854), (62, 271427), (403, 41758), (806, 20879)]