20608983

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 30820608

約数和(自身を除く): 10211625

約数列:

[1, 3, 9, 47, 83, 141, 249, 423, 587, 747, 1761, 3901, 5283, 11703, 27589, 35109, 48721, 82767, 146163, 248301, 438489, 2289887, 6869661, 20608983]

約数ペア:

[(1, 20608983), (3, 6869661), (9, 2289887), (47, 438489), (83, 248301), (141, 146163), (249, 82767), (423, 48721), (587, 35109), (747, 27589), (1761, 11703), (3901, 5283)]