20846287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14249}}^1$

素因数の和:14286

約数の個数: 16

約数和(自身を含む): 27360000

約数和(自身を除く): 6513713

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 14249, 99743, 156739, 270731, 1097173, 1895117, 2978041, 20846287]

約数ペア:

[(1, 20846287), (7, 2978041), (11, 1895117), (19, 1097173), (77, 270731), (133, 156739), (209, 99743), (1463, 14249)]