20448104

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5849}}^1$

素因数の和:5897

約数の個数: 32

約数和(自身を含む): 42120000

約数和(自身を除く): 21671896

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5849, 11698, 23396, 46792, 111131, 134527, 222262, 269054, 444524, 538108, 889048, 1076216, 2556013, 5112026, 10224052, 20448104]

約数ペア:

[(1, 20448104), (2, 10224052), (4, 5112026), (8, 2556013), (19, 1076216), (23, 889048), (38, 538108), (46, 444524), (76, 269054), (92, 222262), (152, 134527), (184, 111131), (437, 46792), (874, 23396), (1748, 11698), (3496, 5849)]