18870933

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1319}}^1$

素因数の和:1592

約数の個数: 16

約数和(自身を含む): 26611200

約数和(自身を除く): 7740267

約数列:

[1, 3, 19, 57, 251, 753, 1319, 3957, 4769, 14307, 25061, 75183, 331069, 993207, 6290311, 18870933]

約数ペア:

[(1, 18870933), (3, 6290311), (19, 993207), (57, 331069), (251, 75183), (753, 25061), (1319, 14307), (3957, 4769)]