181978984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{21319}}^1$

素因数の和:21433

約数の個数: 32

約数和(自身を含む): 376084800

約数和(自身を除く): 194105816

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 97, 194, 388, 776, 1067, 2134, 4268, 8536, 21319, 42638, 85276, 170552, 234509, 469018, 938036, 1876072, 2067943, 4135886, 8271772, 16543544, 22747373, 45494746, 90989492, 181978984]

約数ペア:

[(1, 181978984), (2, 90989492), (4, 45494746), (8, 22747373), (11, 16543544), (22, 8271772), (44, 4135886), (88, 2067943), (97, 1876072), (194, 938036), (388, 469018), (776, 234509), (1067, 170552), (2134, 85276), (4268, 42638), (8536, 21319)]