18898349

素因数分解:

${\mathrm{59}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:268

約数の個数: 12

約数和(自身を含む): 19758780

約数和(自身を除く): 860431

約数列:

[1, 59, 61, 89, 3481, 3599, 5251, 5429, 212341, 309809, 320311, 18898349]

約数ペア:

[(1, 18898349), (59, 320311), (61, 309809), (89, 212341), (3481, 5429), (3599, 5251)]