856557056

素因数分解:

$2^9\times {\mathrm{1672963}}^1$

素因数の和:1672981

約数の個数: 20

約数和(自身を含む): 1711442172

約数和(自身を除く): 854885116

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1672963, 3345926, 6691852, 13383704, 26767408, 53534816, 107069632, 214139264, 428278528, 856557056]

約数ペア:

[(1, 856557056), (2, 428278528), (4, 214139264), (8, 107069632), (16, 53534816), (32, 26767408), (64, 13383704), (128, 6691852), (256, 3345926), (512, 1672963)]