20735601

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{739}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 28416000

約数和(自身を除く): 7680399

約数列:

[1, 3, 47, 141, 199, 597, 739, 2217, 9353, 28059, 34733, 104199, 147061, 441183, 6911867, 20735601]

約数ペア:

[(1, 20735601), (3, 6911867), (47, 441183), (141, 147061), (199, 104199), (597, 34733), (739, 28059), (2217, 9353)]