20526513

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16567}}^1$

素因数の和:16636

約数の個数: 16

約数和(自身を含む): 31810560

約数和(自身を除く): 11284047

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 16567, 49701, 115969, 347907, 977453, 2932359, 6842171, 20526513]

約数ペア:

[(1, 20526513), (3, 6842171), (7, 2932359), (21, 977453), (59, 347907), (177, 115969), (413, 49701), (1239, 16567)]