208819519

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1481}}^1$

素因数の和:1722

約数の個数: 16

約数和(自身を含む): 226568160

約数和(自身を除く): 17748641

約数列:

[1, 19, 41, 181, 779, 1481, 3439, 7421, 28139, 60721, 140999, 268061, 1153699, 5093159, 10990501, 208819519]

約数ペア:

[(1, 208819519), (19, 10990501), (41, 5093159), (181, 1153699), (779, 268061), (1481, 140999), (3439, 60721), (7421, 28139)]