20683473

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 28385280

約数和(自身を除く): 7701807

約数列:

[1, 3, 43, 129, 223, 669, 719, 2157, 9589, 28767, 30917, 92751, 160337, 481011, 6894491, 20683473]

約数ペア:

[(1, 20683473), (3, 6894491), (43, 481011), (129, 160337), (223, 92751), (669, 30917), (719, 28767), (2157, 9589)]