20597876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3119}}^1$

素因数の和:3263

約数の個数: 24

約数和(自身を含む): 39137280

約数和(自身を除く): 18539404

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3119, 3302, 6238, 6604, 12476, 40547, 81094, 162188, 396113, 792226, 1584452, 5149469, 10298938, 20597876]

約数ペア:

[(1, 20597876), (2, 10298938), (4, 5149469), (13, 1584452), (26, 792226), (52, 396113), (127, 162188), (254, 81094), (508, 40547), (1651, 12476), (3119, 6604), (3302, 6238)]