20594248

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 39900960

約数和(自身を除く): 19306712

約数列:

[1, 2, 4, 8, 43, 86, 131, 172, 262, 344, 457, 524, 914, 1048, 1828, 3656, 5633, 11266, 19651, 22532, 39302, 45064, 59867, 78604, 119734, 157208, 239468, 478936, 2574281, 5148562, 10297124, 20594248]

約数ペア:

[(1, 20594248), (2, 10297124), (4, 5148562), (8, 2574281), (43, 478936), (86, 239468), (131, 157208), (172, 119734), (262, 78604), (344, 59867), (457, 45064), (524, 39302), (914, 22532), (1048, 19651), (1828, 11266), (3656, 5633)]