20510434

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63697}}^1$

素因数の和:63729

約数の個数: 16

約数和(自身を含む): 36690048

約数和(自身を除く): 16179614

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63697, 127394, 445879, 891758, 1465031, 2930062, 10255217, 20510434]

約数ペア:

[(1, 20510434), (2, 10255217), (7, 2930062), (14, 1465031), (23, 891758), (46, 445879), (161, 127394), (322, 63697)]