28546928

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{20047}}^1$

素因数の和:20144

約数の個数: 20

約数和(自身を含む): 55933920

約数和(自身を除く): 27386992

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 20047, 40094, 80188, 160376, 320752, 1784183, 3568366, 7136732, 14273464, 28546928]

約数ペア:

[(1, 28546928), (2, 14273464), (4, 7136732), (8, 3568366), (16, 1784183), (89, 320752), (178, 160376), (356, 80188), (712, 40094), (1424, 20047)]