20202339

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7541}}^1$

素因数の和:7610

約数の個数: 16

約数和(自身を含む): 28961280

約数和(自身を除く): 8758941

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 7541, 22623, 143279, 354427, 429837, 1063281, 6734113, 20202339]

約数ペア:

[(1, 20202339), (3, 6734113), (19, 1063281), (47, 429837), (57, 354427), (141, 143279), (893, 22623), (2679, 7541)]