20636888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5903}}^1$

素因数の和:5951

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 21871912

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5903, 11806, 23612, 47224, 112157, 135769, 224314, 271538, 448628, 543076, 897256, 1086152, 2579611, 5159222, 10318444, 20636888]

約数ペア:

[(1, 20636888), (2, 10318444), (4, 5159222), (8, 2579611), (19, 1086152), (23, 897256), (38, 543076), (46, 448628), (76, 271538), (92, 224314), (152, 135769), (184, 112157), (437, 47224), (874, 23612), (1748, 11806), (3496, 5903)]