19710448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2819}}^1$

素因数の和:2869

約数の個数: 40

約数和(自身を含む): 41961600

約数和(自身を除く): 22251152

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 2819, 3496, 5638, 6992, 11276, 22552, 45104, 53561, 64837, 107122, 129674, 214244, 259348, 428488, 518696, 856976, 1037392, 1231903, 2463806, 4927612, 9855224, 19710448]

約数ペア:

[(1, 19710448), (2, 9855224), (4, 4927612), (8, 2463806), (16, 1231903), (19, 1037392), (23, 856976), (38, 518696), (46, 428488), (76, 259348), (92, 214244), (152, 129674), (184, 107122), (304, 64837), (368, 53561), (437, 45104), (874, 22552), (1748, 11276), (2819, 6992), (3496, 5638)]