20694572

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11839}}^1$

素因数の和:11885

約数の個数: 24

約数和(自身を含む): 39782400

約数和(自身を除く): 19087828

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11839, 23678, 47356, 224941, 272297, 449882, 544594, 899764, 1089188, 5173643, 10347286, 20694572]

約数ペア:

[(1, 20694572), (2, 10347286), (4, 5173643), (19, 1089188), (23, 899764), (38, 544594), (46, 449882), (76, 272297), (92, 224941), (437, 47356), (874, 23678), (1748, 11839)]