20052104

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 39061440

約数和(自身を除く): 19009336

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 821, 1642, 3053, 3284, 6106, 6568, 12212, 24424, 35303, 58291, 70606, 116582, 141212, 233164, 282424, 466328, 2506513, 5013026, 10026052, 20052104]

約数ペア:

[(1, 20052104), (2, 10026052), (4, 5013026), (8, 2506513), (43, 466328), (71, 282424), (86, 233164), (142, 141212), (172, 116582), (284, 70606), (344, 58291), (568, 35303), (821, 24424), (1642, 12212), (3053, 6568), (3284, 6106)]