20953163

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16007}}^1$

素因数の和:16042

約数の個数: 16

約数和(自身を含む): 27661824

約数和(自身を除く): 6708661

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 16007, 112049, 176077, 272119, 1232539, 1904833, 2993309, 20953163]

約数ペア:

[(1, 20953163), (7, 2993309), (11, 1904833), (17, 1232539), (77, 272119), (119, 176077), (187, 112049), (1309, 16007)]