18337983

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{743}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 25831680

約数和(自身を除く): 7493697

約数列:

[1, 3, 19, 57, 433, 743, 1299, 2229, 8227, 14117, 24681, 42351, 321719, 965157, 6112661, 18337983]

約数ペア:

[(1, 18337983), (3, 6112661), (19, 965157), (57, 321719), (433, 42351), (743, 24681), (1299, 14117), (2229, 8227)]