20078133

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 27316800

約数和(自身を除く): 7238667

約数列:

[1, 3, 89, 139, 267, 417, 541, 1623, 12371, 37113, 48149, 75199, 144447, 225597, 6692711, 20078133]

約数ペア:

[(1, 20078133), (3, 6692711), (89, 225597), (139, 144447), (267, 75199), (417, 48149), (541, 37113), (1623, 12371)]