81858878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{52541}}^1$

素因数の和:52603

約数の個数: 16

約数和(自身を含む): 132405840

約数和(自身を除く): 50546962

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 52541, 105082, 998279, 1996558, 2154181, 4308362, 40929439, 81858878]

約数ペア:

[(1, 81858878), (2, 40929439), (19, 4308362), (38, 2154181), (41, 1996558), (82, 998279), (779, 105082), (1558, 52541)]