20652541

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7321}}^1$

素因数の和:7372

約数の個数: 16

約数和(自身を含む): 26242048

約数和(自身を除く): 5589507

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 7321, 51247, 95173, 226951, 666211, 1588657, 2950363, 20652541]

約数ペア:

[(1, 20652541), (7, 2950363), (13, 1588657), (31, 666211), (91, 226951), (217, 95173), (403, 51247), (2821, 7321)]