20842254

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{14657}}^1$

素因数の和:14744

約数の個数: 24

約数和(自身を含む): 45732960

約数和(自身を除く): 24890706

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 14657, 29314, 43971, 87942, 131913, 263826, 1157903, 2315806, 3473709, 6947418, 10421127, 20842254]

約数ペア:

[(1, 20842254), (2, 10421127), (3, 6947418), (6, 3473709), (9, 2315806), (18, 1157903), (79, 263826), (158, 131913), (237, 87942), (474, 43971), (711, 29314), (1422, 14657)]