20303276

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1097}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 40705056

約数和(自身を除く): 20401780

約数列:

[1, 2, 4, 7, 14, 28, 661, 1097, 1322, 2194, 2644, 4388, 4627, 7679, 9254, 15358, 18508, 30716, 725117, 1450234, 2900468, 5075819, 10151638, 20303276]

約数ペア:

[(1, 20303276), (2, 10151638), (4, 5075819), (7, 2900468), (14, 1450234), (28, 725117), (661, 30716), (1097, 18508), (1322, 15358), (2194, 9254), (2644, 7679), (4388, 4627)]