209152

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 36

約数和(自身を含む): 449680

約数和(自身を除く): 240528

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 128, 152, 172, 256, 304, 344, 608, 688, 817, 1216, 1376, 1634, 2432, 2752, 3268, 4864, 5504, 6536, 11008, 13072, 26144, 52288, 104576, 209152]

約数ペア:

[(1, 209152), (2, 104576), (4, 52288), (8, 26144), (16, 13072), (19, 11008), (32, 6536), (38, 5504), (43, 4864), (64, 3268), (76, 2752), (86, 2432), (128, 1634), (152, 1376), (172, 1216), (256, 817), (304, 688), (344, 608)]