20167137

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{811}}^1$

素因数の和:1130

約数の個数: 20

約数和(自身を含む): 30261616

約数和(自身を除く): 10094479

約数列:

[1, 3, 9, 27, 81, 307, 811, 921, 2433, 2763, 7299, 8289, 21897, 24867, 65691, 248977, 746931, 2240793, 6722379, 20167137]

約数ペア:

[(1, 20167137), (3, 6722379), (9, 2240793), (27, 746931), (81, 248977), (307, 65691), (811, 24867), (921, 21897), (2433, 8289), (2763, 7299)]