319383664

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{157177}}^1$

素因数の和:157312

約数の個数: 20

約数和(自身を含む): 623682304

約数和(自身を除く): 304298640

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 157177, 314354, 628708, 1257416, 2514832, 19961479, 39922958, 79845916, 159691832, 319383664]

約数ペア:

[(1, 319383664), (2, 159691832), (4, 79845916), (8, 39922958), (16, 19961479), (127, 2514832), (254, 1257416), (508, 628708), (1016, 314354), (2032, 157177)]