20805551218

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{16927}}^1\times {\mathrm{36151}}^1$

素因数の和:53097

約数の個数: 16

約数和(自身を含む): 33046977024

約数和(自身を除く): 12241425806

約数列:

[1, 2, 17, 34, 16927, 33854, 36151, 72302, 287759, 575518, 614567, 1229134, 611927977, 1223855954, 10402775609, 20805551218]

約数ペア:

[(1, 20805551218), (2, 10402775609), (17, 1223855954), (34, 611927977), (16927, 1229134), (33854, 614567), (36151, 575518), (72302, 287759)]