20751676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1879}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 39795840

約数和(自身を除く): 19044164

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 1879, 2761, 3758, 5522, 7516, 11044, 20669, 41338, 82676, 471629, 943258, 1886516, 5187919, 10375838, 20751676]

約数ペア:

[(1, 20751676), (2, 10375838), (4, 5187919), (11, 1886516), (22, 943258), (44, 471629), (251, 82676), (502, 41338), (1004, 20669), (1879, 11044), (2761, 7516), (3758, 5522)]