20065591

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9587}}^1$

素因数の和:9630

約数の個数: 16

約数和(自身を含む): 25772544

約数和(自身を除く): 5706953

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9587, 67109, 124631, 220501, 872417, 1543507, 2866513, 20065591]

約数ペア:

[(1, 20065591), (7, 2866513), (13, 1543507), (23, 872417), (91, 220501), (161, 124631), (299, 67109), (2093, 9587)]