18923590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{270337}}^1$

素因数の和:270351

約数の個数: 16

約数和(自身を含む): 38928672

約数和(自身を除く): 20005082

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 270337, 540674, 1351685, 1892359, 2703370, 3784718, 9461795, 18923590]

約数ペア:

[(1, 18923590), (2, 9461795), (5, 3784718), (7, 2703370), (10, 1892359), (14, 1351685), (35, 540674), (70, 270337)]