20404174

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63367}}^1$

素因数の和:63399

約数の個数: 16

約数和(自身を含む): 36499968

約数和(自身を除く): 16095794

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63367, 126734, 443569, 887138, 1457441, 2914882, 10202087, 20404174]

約数ペア:

[(1, 20404174), (2, 10202087), (7, 2914882), (14, 1457441), (23, 887138), (46, 443569), (161, 126734), (322, 63367)]