388160144

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{2381}}^1$

素因数の和:2855

約数の個数: 40

約数和(自身を含む): 786860352

約数和(自身を除く): 398700208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 443, 886, 1772, 2381, 3544, 4762, 7088, 9524, 10189, 19048, 20378, 38096, 40756, 54763, 81512, 109526, 163024, 219052, 438104, 876208, 1054783, 2109566, 4219132, 8438264, 16876528, 24260009, 48520018, 97040036, 194080072, 388160144]

約数ペア:

[(1, 388160144), (2, 194080072), (4, 97040036), (8, 48520018), (16, 24260009), (23, 16876528), (46, 8438264), (92, 4219132), (184, 2109566), (368, 1054783), (443, 876208), (886, 438104), (1772, 219052), (2381, 163024), (3544, 109526), (4762, 81512), (7088, 54763), (9524, 40756), (10189, 38096), (19048, 20378)]