166382012

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{115223}}^1$

素因数の和:115265

約数の個数: 18

約数和(自身を含む): 307302408

約数和(自身を除く): 140920396

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 115223, 230446, 460892, 2189237, 4378474, 8756948, 41595503, 83191006, 166382012]

約数ペア:

[(1, 166382012), (2, 83191006), (4, 41595503), (19, 8756948), (38, 4378474), (76, 2189237), (361, 460892), (722, 230446), (1444, 115223)]