20539914

素因数分解:

$2^1\times 3^1\times {\mathrm{661}}^1\times {\mathrm{5179}}^1$

素因数の和:5845

約数の個数: 16

約数和(自身を含む): 41149920

約数和(自身を除く): 20610006

約数列:

[1, 2, 3, 6, 661, 1322, 1983, 3966, 5179, 10358, 15537, 31074, 3423319, 6846638, 10269957, 20539914]

約数ペア:

[(1, 20539914), (2, 10269957), (3, 6846638), (6, 3423319), (661, 31074), (1322, 15537), (1983, 10358), (3966, 5179)]