20887593

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6211}}^1$

素因数の和:6292

約数の個数: 16

約数和(自身を含む): 29817600

約数和(自身を除く): 8930007

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 6211, 18633, 118009, 354027, 366449, 1099347, 6962531, 20887593]

約数ペア:

[(1, 20887593), (3, 6962531), (19, 1099347), (57, 366449), (59, 354027), (177, 118009), (1121, 18633), (3363, 6211)]