489693764

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{920477}}^1$

素因数の和:920507

約数の個数: 24

約数和(自身を含む): 1030935360

約数和(自身を除く): 541241596

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 920477, 1840954, 3681908, 6443339, 12886678, 17489063, 25773356, 34978126, 69956252, 122423441, 244846882, 489693764]

約数ペア:

[(1, 489693764), (2, 244846882), (4, 122423441), (7, 69956252), (14, 34978126), (19, 25773356), (28, 17489063), (38, 12886678), (76, 6443339), (133, 3681908), (266, 1840954), (532, 920477)]