20645633

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 22784256

約数和(自身を除く): 2138623

約数列:

[1, 17, 43, 61, 463, 731, 1037, 2623, 7871, 19909, 28243, 44591, 338453, 480131, 1214449, 20645633]

約数ペア:

[(1, 20645633), (17, 1214449), (43, 480131), (61, 338453), (463, 44591), (731, 28243), (1037, 19909), (2623, 7871)]