18509996

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 33116160

約数和(自身を除く): 14606164

約数列:

[1, 2, 4, 83, 127, 166, 254, 332, 439, 508, 878, 1756, 10541, 21082, 36437, 42164, 55753, 72874, 111506, 145748, 223012, 4627499, 9254998, 18509996]

約数ペア:

[(1, 18509996), (2, 9254998), (4, 4627499), (83, 223012), (127, 145748), (166, 111506), (254, 72874), (332, 55753), (439, 42164), (508, 36437), (878, 21082), (1756, 10541)]