17955295

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3631}}^1$

素因数の和:3702

約数の個数: 16

約数和(自身を含む): 23012352

約数和(自身を除く): 5057057

約数列:

[1, 5, 23, 43, 115, 215, 989, 3631, 4945, 18155, 83513, 156133, 417565, 780665, 3591059, 17955295]

約数ペア:

[(1, 17955295), (5, 3591059), (23, 780665), (43, 417565), (115, 156133), (215, 83513), (989, 18155), (3631, 4945)]