20408049376257

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{17321}}^1\times {\mathrm{624391}}^1$

素因数の和:641769

約数の個数: 32

約数和(自身を含む): 29591805060864

約数和(自身を除く): 9183755684607

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 17321, 51963, 294457, 624391, 640877, 883371, 1873173, 1922631, 10614647, 10894909, 23102467, 31843941, 32684727, 69307401, 392741939, 1178225817, 10815076511, 32445229533, 183856300687, 400157830907, 551568902061, 1200473492721, 6802683125419, 20408049376257]

約数ペア:

[(1, 20408049376257), (3, 6802683125419), (17, 1200473492721), (37, 551568902061), (51, 400157830907), (111, 183856300687), (629, 32445229533), (1887, 10815076511), (17321, 1178225817), (51963, 392741939), (294457, 69307401), (624391, 32684727), (640877, 31843941), (883371, 23102467), (1873173, 10894909), (1922631, 10614647)]