201605380864

素因数分解:

$2^8\times {\mathrm{787521019}}^1$

素因数の和:787521035

約数の個数: 18

約数和(自身を含む): 402423241220

約数和(自身を除く): 200817860356

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 787521019, 1575042038, 3150084076, 6300168152, 12600336304, 25200672608, 50401345216, 100802690432, 201605380864]

約数ペア:

[(1, 201605380864), (2, 100802690432), (4, 50401345216), (8, 25200672608), (16, 12600336304), (32, 6300168152), (64, 3150084076), (128, 1575042038), (256, 787521019)]