420900608

素因数分解:

$2^8\times {\mathrm{1644143}}^1$

素因数の和:1644159

約数の個数: 18

約数和(自身を含む): 840157584

約数和(自身を除く): 419256976

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1644143, 3288286, 6576572, 13153144, 26306288, 52612576, 105225152, 210450304, 420900608]

約数ペア:

[(1, 420900608), (2, 210450304), (4, 105225152), (8, 52612576), (16, 26306288), (32, 13153144), (64, 6576572), (128, 3288286), (256, 1644143)]