20827265

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1327}}^1$

素因数の和:1448

約数の個数: 16

約数和(自身を含む): 25943808

約数和(自身を除く): 5116543

約数列:

[1, 5, 43, 73, 215, 365, 1327, 3139, 6635, 15695, 57061, 96871, 285305, 484355, 4165453, 20827265]

約数ペア:

[(1, 20827265), (5, 4165453), (43, 484355), (73, 285305), (215, 96871), (365, 57061), (1327, 15695), (3139, 6635)]