809380988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{46187}}^1$

素因数の和:46541

約数の個数: 24

約数和(自身を含む): 1529931312

約数和(自身を除く): 720550324

約数列:

[1, 2, 4, 13, 26, 52, 337, 674, 1348, 4381, 8762, 17524, 46187, 92374, 184748, 600431, 1200862, 2401724, 15565019, 31130038, 62260076, 202345247, 404690494, 809380988]

約数ペア:

[(1, 809380988), (2, 404690494), (4, 202345247), (13, 62260076), (26, 31130038), (52, 15565019), (337, 2401724), (674, 1200862), (1348, 600431), (4381, 184748), (8762, 92374), (17524, 46187)]