20748706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23003}}^1$

素因数の和:23057

約数の個数: 16

約数和(自身を含む): 34782048

約数和(自身を除く): 14033342

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23003, 46006, 253033, 506066, 943123, 1886246, 10374353, 20748706]

約数ペア:

[(1, 20748706), (2, 10374353), (11, 1886246), (22, 943123), (41, 506066), (82, 253033), (451, 46006), (902, 23003)]