18799151

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1321}}^1$

素因数の和:1454

約数の個数: 16

約数和(自身を含む): 22844160

約数和(自身を除く): 4045009

約数列:

[1, 7, 19, 107, 133, 749, 1321, 2033, 9247, 14231, 25099, 141347, 175693, 989429, 2685593, 18799151]

約数ペア:

[(1, 18799151), (7, 2685593), (19, 989429), (107, 175693), (133, 141347), (749, 25099), (1321, 14231), (2033, 9247)]