20212686

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28793}}^1$

素因数の和:28817

約数の個数: 32

約数和(自身を含む): 48373920

約数和(自身を除く): 28161234

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 28793, 57586, 86379, 172758, 259137, 374309, 518274, 748618, 777411, 1122927, 1554822, 2245854, 3368781, 6737562, 10106343, 20212686]

約数ペア:

[(1, 20212686), (2, 10106343), (3, 6737562), (6, 3368781), (9, 2245854), (13, 1554822), (18, 1122927), (26, 777411), (27, 748618), (39, 518274), (54, 374309), (78, 259137), (117, 172758), (234, 86379), (351, 57586), (702, 28793)]