19087180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136337}}^1$

素因数の和:136353

約数の個数: 24

約数和(自身を含む): 45809568

約数和(自身を除く): 26722388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136337, 272674, 545348, 681685, 954359, 1363370, 1908718, 2726740, 3817436, 4771795, 9543590, 19087180]

約数ペア:

[(1, 19087180), (2, 9543590), (4, 4771795), (5, 3817436), (7, 2726740), (10, 1908718), (14, 1363370), (20, 954359), (28, 681685), (35, 545348), (70, 272674), (140, 136337)]