20818523

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{683}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 24230016

約数和(自身を除く): 3411493

約数列:

[1, 11, 17, 163, 187, 683, 1793, 2771, 7513, 11611, 30481, 111329, 127721, 1224619, 1892593, 20818523]

約数ペア:

[(1, 20818523), (11, 1892593), (17, 1224619), (163, 127721), (187, 111329), (683, 30481), (1793, 11611), (2771, 7513)]