20328343

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4073}}^1$

素因数の和:4134

約数の個数: 16

約数和(自身を含む): 25030656

約数和(自身を除く): 4702313

約数列:

[1, 7, 23, 31, 161, 217, 713, 4073, 4991, 28511, 93679, 126263, 655753, 883841, 2904049, 20328343]

約数ペア:

[(1, 20328343), (7, 2904049), (23, 883841), (31, 655753), (161, 126263), (217, 93679), (713, 28511), (4073, 4991)]