20685119

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9883}}^1$

素因数の和:9926

約数の個数: 16

約数和(自身を含む): 26568192

約数和(自身を除く): 5883073

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9883, 69181, 128479, 227309, 899353, 1591163, 2955017, 20685119]

約数ペア:

[(1, 20685119), (7, 2955017), (13, 1591163), (23, 899353), (91, 227309), (161, 128479), (299, 69181), (2093, 9883)]