20656819

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2130

約数の個数: 16

約数和(自身を含む): 23777280

約数和(自身を除く): 3120461

約数列:

[1, 17, 19, 31, 323, 527, 589, 2063, 10013, 35071, 39197, 63953, 666349, 1087201, 1215107, 20656819]

約数ペア:

[(1, 20656819), (17, 1215107), (19, 1087201), (31, 666349), (323, 63953), (527, 39197), (589, 35071), (2063, 10013)]