206589872

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{15727}}^1$

素因数の和:16556

約数の個数: 20

約数和(自身を含む): 400780896

約数和(自身を除く): 194191024

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 13136, 15727, 31454, 62908, 125816, 251632, 12911867, 25823734, 51647468, 103294936, 206589872]

約数ペア:

[(1, 206589872), (2, 103294936), (4, 51647468), (8, 25823734), (16, 12911867), (821, 251632), (1642, 125816), (3284, 62908), (6568, 31454), (13136, 15727)]