19736156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2857}}^1$

素因数の和:3029

約数の個数: 24

約数和(自身を含む): 37931376

約数和(自身を除く): 18195220

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 2857, 3454, 5714, 6908, 11428, 31427, 62854, 125708, 448549, 897098, 1794196, 4934039, 9868078, 19736156]

約数ペア:

[(1, 19736156), (2, 9868078), (4, 4934039), (11, 1794196), (22, 897098), (44, 448549), (157, 125708), (314, 62854), (628, 31427), (1727, 11428), (2857, 6908), (3454, 5714)]