18921527

素因数分解:

${\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:362

約数の個数: 16

約数和(自身を含む): 20672640

約数和(自身を除く): 1751113

約数列:

[1, 17, 73, 79, 193, 1241, 1343, 3281, 5767, 14089, 15247, 98039, 239513, 259199, 1113031, 18921527]

約数ペア:

[(1, 18921527), (17, 1113031), (73, 259199), (79, 239513), (193, 98039), (1241, 15247), (1343, 14089), (3281, 5767)]