18902663

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 21665280

約数和(自身を除く): 2762617

約数列:

[1, 13, 19, 103, 247, 743, 1339, 1957, 9659, 14117, 25441, 76529, 183521, 994877, 1454051, 18902663]

約数ペア:

[(1, 18902663), (13, 1454051), (19, 994877), (103, 183521), (247, 76529), (743, 25441), (1339, 14117), (1957, 9659)]