20526891

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{88861}}^1$

素因数の和:88882

約数の個数: 16

約数和(自身を含む): 34123008

約数和(自身を除く): 13596117

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 88861, 266583, 622027, 977471, 1866081, 2932413, 6842297, 20526891]

約数ペア:

[(1, 20526891), (3, 6842297), (7, 2932413), (11, 1866081), (21, 977471), (33, 622027), (77, 266583), (231, 88861)]