123664144

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{164447}}^1$

素因数の和:164502

約数の個数: 20

約数和(自身を含む): 244698624

約数和(自身を除く): 121034480

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 164447, 328894, 657788, 1315576, 2631152, 7729009, 15458018, 30916036, 61832072, 123664144]

約数ペア:

[(1, 123664144), (2, 61832072), (4, 30916036), (8, 15458018), (16, 7729009), (47, 2631152), (94, 1315576), (188, 657788), (376, 328894), (752, 164447)]