20395952

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14323}}^1$

素因数の和:14420

約数の個数: 20

約数和(自身を含む): 39963960

約数和(自身を除く): 19568008

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14323, 28646, 57292, 114584, 229168, 1274747, 2549494, 5098988, 10197976, 20395952]

約数ペア:

[(1, 20395952), (2, 10197976), (4, 5098988), (8, 2549494), (16, 1274747), (89, 229168), (178, 114584), (356, 57292), (712, 28646), (1424, 14323)]