20514004057

素因数分解:

${\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{4021}}^1$

素因数の和:4321

約数の個数: 24

約数和(自身を含む): 22126791680

約数和(自身を除く): 1612787623

約数列:

[1, 17, 127, 139, 289, 2159, 2363, 4021, 17653, 36703, 40171, 68357, 300101, 510667, 558919, 1162069, 5101717, 8681339, 9501623, 70982713, 147582763, 161527591, 1206706121, 20514004057]

約数ペア:

[(1, 20514004057), (17, 1206706121), (127, 161527591), (139, 147582763), (289, 70982713), (2159, 9501623), (2363, 8681339), (4021, 5101717), (17653, 1162069), (36703, 558919), (40171, 510667), (68357, 300101)]