20896144

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{56783}}^1$

素因数の和:56814

約数の個数: 20

約数和(自身を含む): 42247296

約数和(自身を除く): 21351152

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 56783, 113566, 227132, 454264, 908528, 1306009, 2612018, 5224036, 10448072, 20896144]

約数ペア:

[(1, 20896144), (2, 10448072), (4, 5224036), (8, 2612018), (16, 1306009), (23, 908528), (46, 454264), (92, 227132), (184, 113566), (368, 56783)]