20857302

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21863}}^1$

素因数の和:21924

約数の個数: 24

約数和(自身を含む): 46045584

約数和(自身を除く): 25188282

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 21863, 43726, 65589, 131178, 196767, 393534, 1158739, 2317478, 3476217, 6952434, 10428651, 20857302]

約数ペア:

[(1, 20857302), (2, 10428651), (3, 6952434), (6, 3476217), (9, 2317478), (18, 1158739), (53, 393534), (106, 196767), (159, 131178), (318, 65589), (477, 43726), (954, 21863)]